Free Printable Stogs GCSE Interleaving Bonding L

1.

A covalent bond is:

a)

A shared electron

b)

A strong electrostatic force of attraction between ions

c)

A strong electrostatic force of attraction between atoms

d)

A shared pair of electrons

2.

A single line drawn between two atoms represents:

a)

A single covalent bond

b)

A single electron

c)

A shared pair of electrons

d)

A single proton

3.

How many covalent bonds are there in total in a molecule of methane, $CH_4$ ?

a)

1

b)

2

c)

3

d)

4

4.

How many covalent bonds are there in a single molecule of oxygen, $O_2$ ?

a)

1

b)

2

c)

3

d)

4

5.

A covalent bond is strong because:

a)

There are strong electrostatic forces of attraction between the atoms.

b)

There are strong electrostatic forces of attraction between the shared electron pair and the two bonding nuclei.

c)

Electrons are strong.

d)

Electron pairs are strong.

6.

An anion is:

a)

An onion which has gone bad.

b)

A positive ion.

c)

A negative ion.

d)

A molecule.

7.

A cation is:

a)

Another word for a cat.

b)

A positive ion.

c)

A negative ion.

d)

A molecule.

8.

An atom becomes an ion by:

a)

Losing or gaining protons.

b)

Losing or gaining neutrons.

c)

Losing or gaining electrons.

d)

Losing or gaining mass.

9.

In ionic bonding:

a)

Atoms give and receive electrons.

b)

Atoms give and receive electron pairs.

c)

Atoms give away electrons.

d)

Atoms gain electrons.

10.

A compound with an -ate ending:

a)

Contains oxygen only.

b)

Contains sulphur.

c)

Contains oxygen in addition to two other elements.

d)

Contains nitrogen.

11.

What ion is formed when sulphur reacts to become part of an ionic compound?

a)

1+

b)

2+

c)

2-

d)

1-

12.

What ion is formed when aluminium reacts to become part of an ionic compound?

a)

1+

b)

2+

c)

3+

d)

4+

13.

Ionic compounds are strong because they are held together by:

a)

Covalent bonds

b)

Ionic bonds

c)

Strong electrostatic forces of attraction between oppositely charged ions.

d)

Strong electrostatic forces of attraction between electrons.

14.

What is the sulphate ion?

a)

S^2-

b)

S²⁺

c)

SO₄^2-

d)

SO₄²⁺

15.

What is the nitrate ion?

a)

NO₂^-

b)

NO₂^2-

c)

NO₃^-

d)

NO₃^2-

16.

What is the ammonium ion?

a)

NH₃

b)

NH₄⁺

c)

NH₄^-

d)

NH₄^2-

17.

Name the compound MgCO₃

a)

Magnesium carbonite

b)

Magnesium carbonate

c)

Magnesium carbon

d)

Magnesium carbonide

18.

Name the compound Na₂SO₄

a)

Sodium suphide

b)

Sodium sulphite

c)

Sodium sulphate

d)

Magnesium sulphide

19.

Give the formula of potassium iodide.

a)

KI

b)

K₂I₂

c)

K₂I

d)

KI₂

20.

Give the formula of sodium sulphate.

a)

NaSO₄

b)

NaSO

c)

Na₂SO

d)

Na₂SO₄

21.

What is the formula of magnesium nitrate?

a)

MgNO₃

b)

Mg₂NO₃

c)

Mg(NO₃)₂

d)

MgNO₂

22.

What is the formula of aluminium carbonate?

a)

Al(CO₃)₃

b)

Al₂(CO₃)₃

c)

Al₃(CO₂)₂

d)

Al₂CO₃

23.

What is the formula of ammonium hydroxide?

a)

(NH₄)₂OH

b)

NH₄OH

c)

NH₆O

d)

NH₃O

24.

What is the formula of magnesium oxide?

a)

MgO

b)

Mg₂O₂

c)

Mg₂O

d)

MgO₂

25.

What is the formula of zinc hydroxide?

a)

Zn(OH)₃

b)

ZnOH

c)

Zn₂OH

d)

Zn(OH)₂

26.

What is the formula of magnesium nitride?

a)

Mg(NO₃)₂

b)

MgNO₃

c)

Mg₃N₂

d)

MgN

27.

At room temperature and pressure, what state symbol should be used for water?

a)

S

b)

L

c)

G

d)

Aq

28.

There is a bottle of hydrochloric acid, concentration 2moldm^-3, in the lab. What state symbol should it have on the bottle?

a)

S

b)

L

c)

G

d)

Aq

29.

Select the correct equation.

a)

$Ca_2CO_{3\ }\rightarrow\ Ca_2O\ +CO_2$

b)

$CaCO_3\ +O_2\ \rightarrow\ O_2\ +CaO\ +CO_2$

c)

$2CaCO_3\ \rightarrow\ CaO\ \ +\ CO_2$

d)

$CaCO_3\ \rightarrow\ CaO\ +CO_2$

30.

Select the correct equation for the following reaction:

iron reacting with sulphur to form iron (II) sulphide.

a)

$Fe\ +S\ +2O_2\ \rightarrow\ FeSO_4$

b)

$Fe\ +S\ +O_2\ \rightarrow\ FeSO_4$

c)

$Fe\ +S\ \rightarrow\ FeS$

d)

$Fe\ +2S\ \rightarrow\ FeS_2$

Stogs GCSE Interleaving Bonding L

Total questions: 30

Worksheet time: 15mins

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