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PENEUTRALAN F4

Total questions: 13

Worksheet time: 13mins

Name
Class
Date
1.

Complete the word equation below:

Acid + alkali --> ............... + water

a)

water

b)

salt

c)

gold

d)

metal

2.

.............................. + sodium hydroxide --> sodium chloride + water

a)

Nitric acid

b)

Sulphuric acid

c)

Hydrochloric acid

d)

Ethanoic acid

3.

Why is toothpaste alkaline?

a)

It can neutralise strong alkaline in

your mouth

b)

It can neutralise acid in

your mouth

c)

It can refresh your teeth

d)

Toothpaste is not alkaline.

4.
Pure water has a pH of 7. Pure water _______.
a)
is a base
b)
is a neutral substance
c)
could be either an acid or a base
d)
is an acid
5.

What type of reaction occurs when you react an acid with an alkali?

a)

combustion

b)

decomposition

c)

no reaction

d)

neutralisation

6.

Sulphuric acid + potassium hydroxide --> ........................ + water

a)

potassium sulphate

b)

potassium sulphurate

c)

potassium nitrate

d)

magnesium hydroxide

7.

Lithium hydroxide + nitric acid ->

a)

Lithium nitrate + hydrogen

b)

Lithium nitride + salt

c)

Lithium nitrate + water

d)

Lithium nitrate + hydroxide

8.

Magnesium hydroxide + hydrochloric acid -> water + ..............

a)

magnesium chloride

b)

magnesium oxide

c)

magnesium oxygen

d)

magnesium chlorine

9.

nitric acid + iron hydroxide -> iron nitrate + ..........

a)

hydrogen

b)

hydroxide

c)

oxygen

d)

water

10.
What method is used to study the neutralisation reaction between an acid and an alkali?
a)
Evaporation
b)
Titration
c)
Sublimation
d)
Electrolisis
11.
products of a neutralisation reaction are always
a)
an acid and a base
b)
an acid and a salt
c)
salt and water
d)
salt and base
12.
In a neutralisation reaction, dilute hydrochloric acid is slowly added to a sodium hydroxide solution. What is the colour change at the end point if the indicator used is phenolphthalein?
a)
From colourless to pink
b)
From blue to green
c)
From pink to colourless
d)
From green to blue
13.

H2SO4(aq) + 2KOH(aq) --> ____________ + 2H2O(l)

a)

K2SO4

b)

KCl

c)

KNO3

d)

Mg(OH)2