Excess phosphorus was burnt in a gas jar and th... - JAMB Chemistry 1998 Question
Excess phosphorus was burnt in a gas jar and the residual gas passed successively over concentrated KOH solution and concentration H2SO4 before being collected in a flask. The gases collected are?
A
carbon (IV) oxide, nitrogen and the rare gases
B
nitrogen and the rare gases
C
carbon (IV) oxide, nitrogen (IV) oxide and the rare gases
D
carbon (IV) oxide
correct option: c
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