Give one oxide in each case which; (a) can act as a reducing agent (b)...
CHEMISTRY
WAEC 1991
Give one oxide in each case which;
(a) can act as a reducing agent
(b) can be used as a refrigerant
(c) is the anhydride of a strong acid;
(d) is yellow when hot and white then hot and white when cold;
(f) is usad as a pigment in paints.
Explanation
(a) SO\(_{2(g)}\)
(b) CO\(_{2(g)}\)
(c) SO\(_{3}\)
(d) ZnO\(_{(s)}\)
(e) PbO\(_{(s)}\)
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