CE Chemistry Revision - Quiz B

A gas which can cause acid rain is

• hydrogen

• methane

• nitrogen

• sulphur dioxide

When a solid is heated and turns directly to a gas, it is said to

• condense

• thaw

• melt

• sublime

The volume of nitrogen in 1000 cm³ is approximately

• 20 cm³

• 80 cm³

• 200 cm³

• 800 cm³

The amount of air entering a Bunsen burner is adjusted by turning the

• base

• chimney

• collar

• jet

All metals...

• are magnetic

• conduct electricity

• corrode rapidly

• form acidic oxides

An example of a compound is

• Fe

• HCl

• O₂

• S₈

During a chemical reaction, a property that always remains the same is

• colour

• temperature

• total mass

• volume

The number of chemical elements is approximately

• 1

• 10

• 100

• 1000

Vinegar is a weak acid; it could have a pH value of

• 1

• 4

• 10

• 14

An example of an alkali substance is

• lemonade

• toothpaste

• vinegar

• water