Covalent Bonding and Simple covalent compounds

Multiple Choice

Which group of elements can bond covalently?

• carbon and sodium

• Iron and sulphur

• carbon and chlorine

• Magnesium and oxygen

Multiple Choice

Use valencies given to help work out the correct stick diagram for C₂H_4.

• A

• B

• C

• D

Multiple Choice

Identify the correct stick diagram for the molecule shown.

• A

• B

• C

• D

Multiple Choice

Identify structure shown as simple covalent or other.

• Simple covalent

• Other

Multiple Choice

Identify structure shown as simple covalent or other.

• Simple covalent

• Other

Multiple Choice

Identify the simple covalent structure.

• A

• B

• C

• D

Multiple Choice

Identify physical properties of the substance shown.

i. low melting point

ii. conducts electricity when solid

iii. soluble in organic solvent

• i only

• i, ii and iii

• iii only

• i and iii only

Multiple Choice

Use the property described to classify the structure as simple covalent or other.

Conducts electricity only when molten or in solution.

• Simple covalent

• other

Multiple Choice

Use the property described to classify the structure as simple covalent or other.

Exist as a liquid at room temperature.

• Simple covalent

• other

Multiple Choice

Use the property described to classify the structure as simple covalent or other.

Does not conduct electricity under any condition.

• Simple covalent

• other