1.2 Bonding, structure

Question 1

formulae for ion: Hydroxide:

Answer 1

OH -

Question 2

formulae for ion: sulphate

Answer 2

SO4 2-

Question 3

formulae for ion: nitrate

Answer 3

NO3 -

Question 4

formulae for ion: carbonate

Answer 4

CO3 2-

Question 5

formulae for ion: ammonium

Answer 5

NH4 +

Question 6

Features of simple molecular structures (co

Answer 6

Strong covalent bonds between the atoms of each molecule.
Weak intermolecular forces between molecules.
Low melting and boiling points (so normally gaseous as room temperature).
Cannot conduct electricity.