Oquizy

What type of reaction occurs when ethene reacts with hydrogen?

Addition Combustion Cracking Polymerisation

How can John test whether a hydrocarbon is unsaturated?

Add bromine water and observe decolourisation Add sodium and observe fizzing Add water and observe colour change Measure pH with litmus paper

Which is a product of the complete combustion of alkanes?

Carbon and hydrogen Carbon dioxide and water Carbon monoxide Hydrogen gas

What is the correct name?

Butene Propane Propene Propyne

What happens during polymerisation of ethene?

Ethene is cracked into methane and hydrogen Ethene molecules join to form a long chain Ethene reacts with oxygen to form ethanol Many small alkanes are broken into ethene

When decane is cracked, which of the following is a possible product?

Butane + propene Hexane + hydrogen Octane + ethene Pentane + ethene

Quiz: Chemistry - Organic Chemistry - Hydrocarbons