Chemistry JAMB Past Questions

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Brass and bronze are both metallic alloys. Which of the following constituents is common to both alloys?

View Answer & Discuss (39) JAMB 1978

Which of the following gases may not be dried with concentrated sulphuric acid?

View Answer & Discuss (37) JAMB 1978

Which of the following reactions does not take place in the smelting of iron in a blast furnace?

A. \(CaCO_{3(s)} → CaO_{(s)} + (CO_{2(g)}\)
B. \(C_{(s)} + O_{2(g)} → CO_{2(g)}\)
C. 3\(Fe{(s)} + 2O_{2(g)} → FeO_{4(s)}\)
D. \(SiO_{2(s)} + CaO_{(s)} → CaSiO_{3(s)}\)
E. \(CO_{2(g)} + C_{(s)} → 2CO_{(g)}\)

View Answer & Discuss (19) JAMB 1978

Which of the following is not a member of the homologous series of the paraffins (alkanes)?

View Answer & Discuss (77) JAMB 1978

When ammonia and hydrogen ion bond together to form ammonium ion, the bond formed is called

View Answer & Discuss (40) JAMB 1978

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