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18 questions
Which of these compounds is NOT an acid?
HCl
H2SO4
CH3COOH
H2O
Acids are neutralised by...
Bases
Metals
Water
Hydrogen gas
Bases are neutralised by...
Acids
Metals
Water
Hydrogen gas
A neutralisation reaction produces...
Acids
Bases
neutral water
pH > 7
Acids have a pH
greater than 7
lower than 7
equal to 7
Bases have a pH...
greater than 7
lower than 7
equal to 7
Water has a pH...
greater than 7
lower than 7
equal to 7
When equal amounts of acid are mixed with a base they produce a solution with a pH...
Greater than 7
Lower than 7
Equal to 7
Acids release...
Hydrogen ions
Hydroxide ions
Sodium ions
Hydrogen gas
Acids release...
H+
OH-
H2
Bases release...
H+
OH-
H2
Bases release...
Hydrogen ions
Hydroxide ions
Sodium ions
Hydrogen gas
The formula for hydrochloric acid is...
HCl
H2Cl
H2SO4
HSO4
The formula for sulfuric acid is...
HCl
H2Cl
H2SO4
HSO4
Vinegar CH3COOH is ...
An acid
A base
A salt
H+ + OH- --> H2O Is a chemical equation showing...
A neutralisation reaction
An acid-metal reaction
An acid-carbonate reaction
H+ + OH- --> H2O Is a chemical equation showing...
An acid-base reaction
An acid-metal reaction
An acid-carbonate reaction
Which of these compounds is NOT an acid?
HCl
H2SO4
CH3COOH
NaOH
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