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GCSE
Gcse Chemistry
Organic Chemistry 2
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Q.1
Which of the following acids is an organic compound?
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Hydrochloric
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Sulfuric
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Ethanoic
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Nitric
Q.2
Which of the following formulae is for a carboxylic acid?
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C2H4
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C2H5COOH
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C2H5OH
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C4H8O2
Q.3
If a carboxylic acid is reacted with an alcohol, what is formed?
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An alcohol
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An alkene
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An alkane
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An ester
Q.4
Name the ester formed when methanol is reacted with butanoic acid.
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Methyl propanoate
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Butyl methanoate
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Methyl butanoate
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Butyl ethanoate
Q.5
Ethanol has a lower boiling point than water because...
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the -OH groups in the ethanol molecules have a tendency to cling together
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the attraction between the molecules is weaker
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the ethanol molecules can easily lose a hydrogen atom
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the ethanol molecules mix well with water
Q.6
Which of these organic compounds has the functional group -COOH?
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Alcohols
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Carboxylic acids
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Esters
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Alkanes
Q.7
Name the acid and alcohol required to make the ester butyl methanoate.
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Butanol and methanoic acid
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Methanol and propanoic acid
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Butanol and propanoic acid
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Methanol and butanoic acid
Q.8
Which of these organic compounds is unsaturated?
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Carboxylic acid
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Alcohol
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Alkane
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Alkene
Q.9
What is the functional group of alcohols?
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COOH
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OH
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COO
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CO
Q.10
When organic compounds combust in a plentiful supply of air, what are the products?
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Carbon dioxide only
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Carbon monoxide and water
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Carbon dioxide and hydrogen
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Carbon dioxide and water
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