test no6 to 10

Test #06(ch:02  & 15)            Time allowed: 1:30hours       
Paper: Chemistry            Class: Fsc 2nd  Year                Objective marks: 10            Total Marks:40
Student’s Name:_________________  Section______________   Roll #_______________
Note : Cutting & overwriting & ink remover is not allowed. Use only Fountain pen with Blue ink. 
B-Group encircle only first five objective from chapter 1
          (Objective)Chapter 1
Q.No.1: MULTIPLE CHOICE QUESTIONS: Encircle the correct Option.)
    1)  LiAl(SiO3) has mineral name
                       a) carnallite                        b) Rock salt                 c)  Alunite                   d) none     
    2) Lithium chloride has an ………. Heat of solution
                     a) Endothermic                   b) Exothermic             c) both                          d)  none
    3) Alkali metals have got law ionization energies so they are strong .
                    a) reducing agent            b) Oxidizing agent             c) Amphoteric            d) none
   4) Molten sodium burns with a brilliant …..flame in a chloride atmosphere to from NaCl.
                   a) blue                             b) pale                               c) orange                     d) yellow      
    5) Potassium , rubidium and cesium react vigorously with all______.                                                                       
                       a) Metals                    b) metalloids                    c) noble gas                   d) none                                                                                                                                                                                                                                                                                                                                                                         
__________________________________________________________________________________________
    6)  Solubility of alkaline earth metal ………… down the group .
                       a) decrease                       b) increase                 c) breathing                  d) none     
     7) ……. Is used in breathing equipment for mountaineers.     
                     a) BaO2                             b) MgO                       c) KO                          d) none
     8) Down cell is used to prepare ________.
                    a) sodium carbonate         b) sodium bicarbonate  c) sodium                  d) none
     9) The mineral CaSO4 .2H2O has general name ___________.
                   a) gypsum                     b) dolomite                c)  calcite                          d) Epsom salt     
    10)  The root system of plant is greatly enlarged by application of………                                                                         
                       a) Potassium             b) Nitrogen               c) sulphur                         d) none  _________________________________________________________________________________________
Chapter 15 objective for B-group
 1) Ammonium nitrate is not  used as a fertilizer for which crop.
         a) Wheat                     b) paddy rice                          c) sugar cane                            d) cotton
 2) Macronutrient for soil is_____________.
           a ) N                          b) Cu                                          c) Zn                                            d) Fe    
  3) Which of the following is an inorganic fertilizer
        a) ammonium nitrate            b) manure                    c) urea                                d) none    
    4) % age of nitrogen in urea is
         a) 66                                  b) 86                                            c) 46                                d) 36                                                                                                                                              
5) micro nutrient required……………..per acre.                                                                                  
       a) 1-2Kg                            b) 6-200Kg                                 c) 6-200g                               d) 1-2g                                                                                                                                                                                                                                                                             
  
………………………………………………………………………………………………………………………………………………………………
                                                                                                                                                                                                                                                                       


Test #05(ch:02  & 15 )            Time allowed: 1:30hours       
Paper: Chemistry            Class: Fsc 2nd  Year                Subective marks: 30            Total Marks:  40
Student’s Name:_________________  Section______________                              Roll #_______________
Note : Cutting & overwriting & ink remover is not allowed. Use only Fountain pen with Blue ink. 
Chapter 01: Group B attempt only 6 Short from chapter 1.
Q.no2. Write SHORT Answers of following QUESTIONS:                               (2x11=22)
   1) Why 2% gypsum is added in cement?
  2) What are the important ores of potassium  .
  3)What is dead burnt?
 4) Melting and boiling points of alkali and alkaline earth metals decreases down the group. Why?
 5) Why group I-A elements are called Alkali metals?                                                                                                                                                        
 6) Why lime water turns milky with CO2 ?   
 7) What is milk of magnesia ?
 8) What is lime mortar ?
 9) Why aqueous solution of sodium carbonate is alkaline in nature .
10) What is hard Finish Plaster.
11) what is the role of calcium in plant growth?




Chapter 15 for B-Group only.
1) Write essential qualities of fertilizer?                                                                                   
2) Why there is need for fertilizer?
3) What are micro & macro nutrient?
4) How ammonia is used as fertilizer?
5) Draw flow sheet diagram of urea manufacturing process.
………………………………………………………………………………………………………………………



Q.no3 EXTENSIVE QUESTIONS:                                             (4+4)
    
a)   Write a comprehensive note on the peculiar behavior of Lithium.               
  b) Write a detail note on commercial preparation of sodium hydroxide by Diaphragm cell.

…………………………………………………………………………


Test #07(ch:06)            Time allowed: 1:30hours       
Paper: Chemistry            Class: Fsc 2nd  Year                Objective marks: 10         Total Marks:40
Student’s Name:_________________  Section______________   Roll #_______________
Note : Cutting & overwriting & ink remover is not allowed. Use only Fountain pen with Blue ink. 



Q.no1: Encircle the correct answer:                                                    (10x1=10)
1)  Which of the following is a non-typical transition elements?
                       a)  Cr                b)  Mn                          c)   Zn                                       d) Fe
 2)  Which of the following cations  has maximum unpaired electrons? 
                        a ) Ni2+                    b)  Co2+               c)  Mn2+              d) Fe2+   
 3) The first transition series ends on the elements
                       a) Scandium            b) Cadmium        c) Zinc               d) Mercury        
 4) Which of the following is a typical transition metal?  
                       a) Sc                             b) Y                            c) Ra                              d) Co
5) Which one of these metals is not a coinage metal?
                        a) C                             b) Pt                            c) Au                                  d) Ag  
                                                                                                                                                                                                                                                                     6)  Which of the following catalyses the result of iron 
                       a) H+                          b) Zn                   c) O2                              d) Fe
  7) Because converter is used for the manufacture of
                       a ) steel             b) wrought iron      c)  cast iron          d) pig iron   
  8) What is the formula of heamatite
                       a) FeSO2         b) FeCO3                 c) Fe2O2              d) Fe3O4     
 9) Chromyl chloride test is performed to conform .        
                      A) PO43+           b) Cr3+                                c) Cl- ions               d) SO42- ions  
10) The oxidation number of Cr in K2Cr2O7 is        
                      a) +  5                b)  +  6                    c)   +  3               d)  zero    
………………………………………………………………………………………………


Q.no2. SHORT QUESTIONS:                                          (2x11=22)
01) What are typical and non typical transition metals.                                                         
02)  What is paramagnetism?
03)  What are chelates?
04)  What are inner and outer transition elements?
05) What is diamagnetism?
06) Give the names and formulas for important ores of iron:                                                
07) Why the corrosion of metals is more rapid in the presence of water?
08) What do you mean by cathode coating?
09) How the acidic medium develops equilibrium between chromate and dichromate ion?
10) What is chromyl chloride test?
11) What is meant by substitutional alloys?


Q.no3 EXTENSIVE QUESTIONS:                                             (4+4)
a)   Write a note on properties of transition elements.
b)   Write down the detail note on Corrosion.                        

…………………………………………………………………………….
Test #09 (ch:05  & 16)            Time allowed: 1:30hours       
Paper: Chemistry            Class: Fsc 2nd  Year                Objective marks: 10       Total Marks:40
Student’s Name:_________________  Section______________   Roll #_______________
Note : Cutting & overwriting & ink remover is not allowed. Use only Fountain pen with Blue ink.   
          (Objective)
Q.No.1: MULTIPLE CHOICE QUESTIONS: Encircle the correct Option.)
1) Hydrogen bond is the strongest between the molecules of:
             a)  HF                        b) HCl                            c) HBr                             d) HI
 2) Which halogen occurs naturally in a positive oxidation state?
            a ) Fluorine                  b) Chlorine                 c) Bromine                  d) iodine   
 3) Photographic plates are coated with a firm of
             a) AgNO3                    b) Agl                          c) AgCl                          d) AgBr    
  4) Which is used as a reason stick coating for cooking pane?           
             a) Teflon                     b) Freon                  c) Argon                                   d) Krypton  
  5) Which is the paramagnetic oxide of chlorine?             
             a) Cl2O7                       b) Cl2O6                    c) ClO4                                         d) ClO3    
__________________________________________________________________________________________
6) The pH range of the acid rain is   
             a) -7-6.5                         b) 6.5-6                          c) 6-5.6                   d) less than 5  
 7) A single chloride free radical can destroy how many ozone molecules  
             a ) 100                           b) 100000                       c) 10000                 d) 10 
8) The substance which adversely affects the human health is called
             a) atmosphere               b) ecosphere                   c) pollutant            d) ecosystem
 9) One of the following gas is not a pollutant. What is that?
             a) SO2        b) CO         c) NO2          d) CO2                                                                                                                              10) Peroxyacetyl nitrate (PAN) is an irritant to human beings and it affects           
             a) Stomach                          b) nose                                c) ears                          d) eyes   

………………………………………………………………………………………………………………………………………………………………
                                                                                                                                                                                                                                                                       


Test #09(ch:05  & 16 )            Time allowed: 1:30hours       
Paper: Chemistry            Class: Fsc 2nd  Year                Subective marks: 30        Total Marks:  40
Student’s Name:_________________  Section______________                              Roll #_______________
Note : Cutting & overwriting & ink remover is not allowed. Use only Fountain pen with Blue ink. 

Q.no2. Write SHORT Answers of following QUESTIONS:                               (2x11=22)
  
1) What is the primary  & secondary  air pollutant?                                                                                       10
2) What happens to the human body, When it is exposed to CO?
3) What is the effect of acid rain on earth?
4) What is reducing s & oxidizing smog ? Give its properties.
5) How chlorofluorocarbons destroy the ozone layer? Why it  is  depleting?
6) What are detergents? What are their various types?
7) What is BOD?
8) What are the harmful effects of chlorination of water?
9) What do you mean by available chlorine & how it is calculated?
10) How bleaching powder act as oxidizing agent ?
11)  Why the oxidation state of noble gases is usually  zero?


………………………………………………………………………………………………………………………



Q.no3 EXTENSIVE QUESTIONS:                                             (4+2+2)
    
a)  Write a note on water pollution in detail                       
  b) Write a comprehensive note on solid waste management.                                                 


                    ……………………………………………………………………………
Test #10 (ch:04  & 14)            Time allowed: 1:30hours       
Paper: Chemistry            Class: Fsc 2nd  Year                Objective marks: 10            Total Marks:40
Student’s Name:_________________  Section______________   Roll #_______________
Note : Cutting & overwriting & ink remover is not allowed. Use only Fountain pen with Blue ink.   
          (Objective)
Q.No.1: MULTIPLE CHOICE QUESTIONS: Encircle the correct Option.)
                 1) Laughing gas is
                       a) N2O5                           b) N2O                    c) NO2                                 d) N2O4
                 2) Which catalyst is used in contact process?
                        a) Fe2O3                          b) V2O5                   c) SO3                                      d) Ag2O     
                3) Which one of following oxides is a neutral oxide?
                       a) N2O                            b) N2O3                   c) N2O4                                 d) N2O5      
                4) The group VIA elements are  known as                                                                   
                        a)halogens                     b) chalcogens          c) coinage metals                d) alkali metals                                      
                5) Which of the following acid is not stable?
                       a) HNO3                            b) HNO2                      c) H2SO4                                   d) HCl    
_________________________________________________________________________________________

1)     A polymeric substance that is formed in the liquid state and then hardened to
to a rigid  solid  is called?  
                       a)fibre                          b) plastic                    c) varnish                       d) polyester fibre
                 2) A polymer formed by the polymerization of  two monomers  together is called a
                        a) homopolymer          b) copolymer             c) terpolymer                    d) biopolymer 
                3) Vinyl acetate reacts with butyl maleate to give
                       a) homopolmers            b) copolymers            c) condensation polymer   d) terpolymer     
                4) the epoxy resins are fundamentally                                                                    
                        a) Polyester resins        b) Polyethers             c) acrylic resins                  d) polyarid resins                                       
                5)Which one of the following is the most abundant in nature?
                       a) starch                          b) cellulose               c) glucose                        d) glycogen      
…………………………………………………………………………………………………………………………………………………
                                                                                                                                                                                                                                                                       

Test #10(ch:04  & 14 )            Time allowed: 1:30hours       
Paper: Chemistry            Class: Fsc 2nd  Year                Subective marks: 30       Total Marks:  40
Student’s Name:_________________  Section______________                              Roll #_______________
Note : Cutting & overwriting & ink remover is not allowed. Use only Fountain pen with Blue ink. 

Q.no2. Write SHORT Answers of following QUESTIONS:                               (2x15=30)
  

1) How does NO react with FeSO4 solution?
2) What is meant by funning nitric acid?
3) How would you justify that P2O5 is a powerful dehydrating agent.
4) Why is SO3 dissolved in H2SO4 and  not in water?                                                   
5) How does H2SO4 react with oxidizing agents?
6) What are macromolecules? Give example.                                                                   
7) How the polymers can be classified on the basis of thermal properties of polymer.
9) How polyvinyl chloride (PVC) and polystyrene are obtained.
10) What are polyester resins?
11) What are Biopolymers?
12) What are Aldoses and Ketoses?   
13)  What is meant by hardening of oil?
14) What is saponification number?
15) What is iodine number?


…………………………………………………………………………

Comments

Popular Posts