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1. Sulphuric acid is used in the manufacture of
 
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  • (b) 
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  • (d) 
2. Which of the following are not deflected by electric and magnetic fields?
 
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  • (b) 
  • (c) 
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3. Which one of the following laws explain the formation of carbon monoxide and carbondioxide from carbon and oxygen?
 
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  • (b) 
  • (c) 
  • (d) 
4. In fireworks, the green flame is produced because of
 
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  • (b) 
  • (c) 
  • (d) 
5. Which one of the following is not a mixture
 
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  • (b) 
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  • (d) 
6. Which form of phosphorus is used in safety matches?
 
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  • (b) 
  • (c) 
  • (d) 
7. Which of the following is most reactive among the halogens?
 
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  • (b) 
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  • (d) 
8. Which one is equal to the solution of morality in a molar solutions?
 
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  • (b) 
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  • (d) 
9. Balloons are filled with
 
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  • (d) 
10. Cooking oil can be converted in vegetable ghee by the process
 
  • (a) 
  • (b) 
  • (c) 
  • (d) 
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