Organic Oil and its useful products Quiz

15 Questions

Quiz Description

This quiz, Organic oils and its useful products quiz, is made up of 15 questions, each question has four options of which only one of them is correct. The questions have been set based on the national curriculum and they meet up to the examination standard having varying difficulties to ensure that students succeed in their end of year examinations.

In chemistry, for an oil to be classified as an organic oil, the oil has to be free from customary pesticides and other byproducts. Organic oils have so many uses, some are used for skin and hair care. Apart from being used as skin and hair treatment, organic oils are used in cooking. We have olive oil as an example of an organic oil.

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1:

 Which is a chemical test for the gas hydrogen? 


Correct
  • 1:
    turns limewater cloudy
  • 2:
    pops with lit splint
  • 3:
    relights a glowing splint
  • 4:
    bleaches damp litmus paper
2:

 At 1-4 the hydrocarbons are a ..?.. of hydrogen and carbon 


<p>&nbsp;At <strong>1-4</strong> the <strong>hydrocarbons are a ..?.. of hydrogen and carbon</strong>&nbsp;</p>
Correct
  • 1:
    mixture
  • 2:
    fraction
  • 3:
    compound
  • 4:
    atom
3:

 Incomplete combustion can happen when there is a shortage of? 


Correct
  • 1:
    oxygen
  • 2:
    carbon monoxide
  • 3:
    fuel
  • 4:
    carbon dioxide
4:

 A sample of gas from a car exhaust was tested with limewater and gave a white precipitate. The gas was most likely to be? 


Correct
  • 1:
    carbon monoxide
  • 2:
    partly burned petrol vapour
  • 3:
    unburned petrol vapour
  • 4:
    carbon dioxide
5:

 Which word corresponds to hydrogen? 


Correct
  • 1:
    element
  • 2:
    compound
  • 3:
    mixture
  • 4:
    fraction
6:

 What is formed by the complete combustion of wax? 


Correct
  • 1:
    water + carbon dioxide
  • 2:
    carbon monoxide and water
  • 3:
    carbon dioxide only
  • 4:
    water only
7:

 Which of the following is TRUE about crude oil? 


Correct
  • 1:
    its an infinite energy resource
  • 2:
    its a compound
  • 3:
    its a renewable energy resource
  • 4:
    formed from the decayed remains of plants and animals
8:

 Which is a mixture? 


Correct
  • 1:
    methane
  • 2:
    product(s) of burning methane
  • 3:
    hydrogen
  • 4:
    carbon
9:

 Which is a thermal decompostion reaction in the petrochemical industry? 


Correct
  • 1:
    fractional distillation
  • 2:
    addition polymerisation
  • 3:
    cracking
  • 4:
    combustion
10:

 Which is a particularly toxic gas sometimes produced by faulty gas fires? 


Correct
  • 1:
    carbon dioxide
  • 2:
    carbon monoxide
  • 3:
    nitrogen
  • 4:
    methane
11:

 Which explains why the lubricating oil fraction is used as a lubricant? 


Correct
  • 1:
    a liquid that is easily vapourised and not too viscous
  • 2:
    can be liquified under pressure but easily changes back to a gas
  • 3:
    quite viscous but will not freeze or evaporate easily easily
  • 4:
    not too flammable and not too viscous
12:

 Which is TRUE about the process of 'cracking' in the petrochemical oil industry? 


Correct
  • 1:
    it can make plastics
  • 2:
    it doesn't need a catalyst
  • 3:
    it makes small molecules into more useful bigger molecules
  • 4:
    it needs a high temperature
13:

 Which is a chemical test for water? 


Correct
  • 1:
    turns litmus paper green
  • 2:
    turns orange potassium dichromate paper green
  • 3:
    turns universal indicator orange
  • 4:
    turns blue cobalt chloride paper pink
14:

 Which of the following, when fossil fuels are burned, is formed when there is lack of oxygen? 


Correct
  • 1:
    carbon dioxide
  • 2:
    carbon (soot)
  • 3:
    nitrogen dioxide
  • 4:
    sulphur dioxide
15:

 Which word corresponds to carbon? 


Correct
  • 1:
    compound
  • 2:
    fraction
  • 3:
    element
  • 4:
    mixture

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