(a) Mention the chemical substance manufactured starting from each of the foirownc sets of materials:...
CHEMISTRY
WAEC 1995
(a) Mention the chemical substance manufactured starting from each of the foirownc sets of materials:
(i) sugar and yeast;
(ii) ammonia, air and water;
(iii) vegetable oil and caustic alkali.
(b) State one air pollutant generated during the manufacture of fertilizers.
Explanation
(a)(i) The chemical substance is ethanol (C\(_2\)H\(_5\)OH)
(ii) The chemical substance is Trioxonitrate(V) acid
(iii) The chemical substance is soap
(b) One air pollutant is sulphur(IV) oxide (SO\(_2\)) or nitrogen(IV) oxide (NO\(_2\))
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