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WorksheetsNeutralisation
Total questions: 10
Worksheet time: 14mins
Products of a neutralisation reaction are always
an acid and a base
an acid and a salt
salt and water
salt and base
Why is toothpaste alkaline?
It can neutralise strong alkaline in
your mouth
It can neutralise acid in
your mouth
It can refresh your teeth
Toothpaste is not alkaline.
... are used to neutralise acid in the stomach.
Toothpastes
Bacterias
Antacids
More strong acids
H2SO4(aq) + 2KOH(aq) --> ____________ + 2H2O(l)
K2SO4
KCl
KNO3
Mg(OH)2
What method is used to study the neutralisation reaction between an acid and an alkali?
Evaporation
Titration
Sublimation
Electrolisis
In a neutralisation reaction, what is the function of the indicator?
To indicate that the mixture is neutral
To indicate that hot water should be added
To indicate that the flask should be shaken
To indicate that a precipitate is formed
I have 25 cm3 of 1.0 mol dm-3 HCl which neutralises 20 cm3 of NaOH. What is the concentration of the NaOH?
0.8 mol dm-3
1 mol dm-3
1.25 mol dm-3
2.50 mol dm-3
50 cm3 of calcium hydroxide, Ca(OH)2 was neutralised by 300.0 cm3 of hydrochloric acid, HCl having a pH of 1.3. What is the molarity of the calcium hydroxide, Ca(OH)2 solution?
1.0 M
0.50 M
0.15 M
0.30 M
30 cm3 of sodium hydroxide, NaOH is neutralised by 12.3 cm3 of 0.2 mol dm-3 hydrochloric acid, HCl solution. What is the concentration of the sodium hydroxide, NaOH solution?
82 mol dm-3
0.82 mol dm-3
0.49 mol dm-3
0.082 mol dm-3
