10th Class Science Carbon and its Compounds / कार्बन और उसके यौगिक Question Bank

done Self Test-8 Total Questions - 10

• question_answer1)
  The process of producing unsaturated hydrocarbon from saturated hydrocarbon by heating it to high temperature is called:
  A)
   Reduction done clear
  B)
   Oxidation      done clear
  C)
   Hydrogenation done clear
  D)
   Cracking done clear
  E)
   None of these done clear
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• question_answer2)
  The main constituent of natural gas is:
  A)
   Methane done clear
  B)
   Ethane         done clear
  C)
   Butane done clear
  D)
   Propane done clear
  E)
   None of these done clear
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• question_answer3)
  Which compound is present in LPG that helps us to detect smell in case of leakage of LPG?
  A)
   Sulphur done clear
  B)
   Ethyl Mercaptan done clear
  C)
   Hydrogen Sulphide done clear
  D)
   Nitrogen Oxide done clear
  E)
   None of these done clear
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• question_answer4)
  Which acid is present in the sting of ants?
  A)
   Acetic Acid done clear
  B)
   Butyric Acid done clear
  C)
   Propanoic Acid done clear
  D)
   Formic Acid done clear
  E)
   None of these done clear
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• question_answer5)
  Which element is present in hard water?
  A)
   Potassium Salt done clear
  B)
   Sulphur done clear
  C)
   Calcium Salt done clear
  D)
   Chlorine done clear
  E)
   None of these done clear
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• question_answer6)
  Which one is the ionic part of soap ?
  A)
   \[-CO{{O}^{-}}N{{a}^{+}}\] done clear
  B)
   \[-S{{O}_{3}}^{-}N{{a}^{+}}\] done clear
  C)
   \[-O-S{{O}_{3}}^{-}N{{a}^{+}}\]                done clear
  D)
   All of these done clear
  E)
   None of these done clear
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• question_answer7)
  Which property of carbons helps it to form a large number of carbon compound?
  A)
   Electro negativity done clear
  B)
   Catenation done clear
  C)
   Tetravalency done clear
  D)
   Valence Electron done clear
  E)
   None of these done clear
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• question_answer8)
  The sodium salt of long chain fatty acid which helps in cleaning of cloth is called:
  A)
   An ester done clear
  B)
   Vinegar done clear
  C)
   Soap     done clear
  D)
   Detergent done clear
  E)
   None of these done clear
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• question_answer9)
  A dilute solution of ethanoic acid in water is called:
  A)
   Spirit done clear
  B)
   Denatured Alcohol done clear
  C)
   Aldehyde done clear
  D)
   Vinegar done clear
  E)
   None of these done clear
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• question_answer10)
  Ethanol on oxidation gives:
  A)
   Ethene done clear
  B)
   Ethane done clear
  C)
   Ethanoic Acid done clear
  D)
   Ethanal done clear
  E)
   None of these done clear
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