2nd Year Chemistry Chapter 8 (Aliphatic Hydrocarbons) Online Preparation

Online Short Questions For Chapter 8 "12th Class Chemistry Chapter 8 Short Questions Preparation "

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Chemistry - 12th Class Chemistry Chapter 8 Short Questions Preparation

Question # 1

What is heat of combustion?

  • Ans 1: Burning of alkane in presence of oxygen is known as combustion,Complete combustion of an alkene yield CO2,H2O and heat.The amount to heat evolved when one mole of a hydrocarbon is brunt to CO2and H2O is called heat of combustion.
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Prepare Complete Set Wise Questions For Chapter 8 "12th Class Chemistry Chapter 8 Short Questions Preparation "

12th Class Chemistry Chapter 8 Short Questions Preparation - Set 1

Question # 1

What is heat of combustion?

  • Ans 1: Burning of alkane in presence of oxygen is known as combustion,Complete combustion of an alkene yield CO2,H2O and heat.The amount to heat evolved when one mole of a hydrocarbon is brunt to CO2and H2O is called heat of combustion.
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12th Class Chemistry Chapter 8 Short Questions Preparation - Set 2

Question # 1

Mention four uses of ethene.

  • Ans 1: i) For the manufacture of polythene,a plastic material used of making toys,cables,bags,boxes etc.
  • Ans 2: ii) For a artificial ripening of the fruits.
  • Ans 3: iii) As a general anesthetic.
  • Ans 4: iv) For preparing Mustard gas a chemical used in Word War I,the name comes from its mustard like odour,it is not a gas,but a high boiling liquid that is dispersed as a mist of tiny droplest.
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12th Class Chemistry Chapter 8 Preparation

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