wrong exam Qs- chemistry

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4 Terms

1
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Give a reason why carbon dioxide absorbs infrared radiation. (1)

C=O bonds are polar

2
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State one environmental problem that NO causes.

State what is used to remove NO from the exhaust gases formed in

petrol-fuelled cars. (2)

Environmental problem: acid rain

Removal of NO: catalytic converters

3
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State what is meant by the term ‘carbon-neutral’. (1)

no net emissions of CO2 to the atmosphere

4
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Explain why the products are formed in different amounts. (3)

Major has more stable carbocation

Major product is formed from tertiary carbocation rather than secondary

Stability from greater positive effect/ more electron releasing alkyl group

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