Question

Give reasons
(a)
Platinum, gold and silver are
used to make jewellery.
Sodium, potassium and
lithium are stored under oil.
(b) Aluminium is a highly reactive
metal, yet it is used to make
utensils for cooking.
(d)Carbonate and sulphide ores
are usually converted into
oxides during the process of
extraction.

answer please
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Answer 1

Answer:

Give reasons

(a)

Platinum, gold and silver are

used to make jewellery.

Sodium, potassium and

lithium are stored under oil.

(b) Aluminium is a highly reactive

metal, yet it is used to make

utensils for cooking.

(d)Carbonate and sulphide ores

are usually converted into

oxides during the process of

extraction.