(a)[2]
State what the term ionic bond means.
(b)[2]
Finish Fig. 8.1.
(c)[2]
Deduce how many protons and neutrons are present in the bromide ion shown.
(d)[3]
State the product formed at each electrode and the observation at the positive electrode.
(e(i))[1]
State the kind of bonding found in graphite.
(e(ii))[1]
Explain, with reference to Fig. 8.2, why graphite is suitable for use as a lubricant.
(e(iii))[1]
State one application of diamond.