Revision 1 Chem 10

Organic compounds may have names ending in -ane, -ene, -ol, or -oic acid. How many of these endings indicate the compounds contain double bonds in their molecules?

• 1

• 2

• 3

• 4

Which pair of molecules are hydrocarbons?

• ethane and ethanol

• ethane and ethene

• ethanoic acid and ethene

• ethanol and ethanoic acid

The structural formula of an organic compound is shown. What is the name of this compound?

• butanoic acid

• ethyl ethanoate

• methyl propanoate

• porpyl methanoate

The list gives the names of four organic compounds.

Ethane

Ethanoic acid

Ethanol

Ethene

Which bond do all four compounds contain?

• C-C

• C=C

• C-H

• C-O

Which structure is correctly named?

• 
• 
• 
• 

Butene and hexene belong to the same homologous series. What is the same for butene and hexene?

• boiling point

• functional group

• number of hydrogen atoms per molecule

• relative molecular mass

The apparatus shows an experiment used to test gas X. The bromine solution quickly becomes colourless. What is the structure of gas X?

• 
• 
• 
• 

A compound has the formula CH3CH2CH=CH2. Which row in the table shows the type of compound and the colour change when aqueous bromine is added?

• Row A

• Row B

• Row C

• Row D

Which structure is incorrect?

• 
• 
• 
• 

When a long chain hydrocarbon is crached, the following products are produced.

1 C3H8

2 C2H4

3 C3H6

4 C2H6

Which products would decolourise bromine water?

• 1 and 4

• 2 and 3

• 2 only

• 3 only