UTME Chemistry 1995 JAMB Past Questions and Answers, Jamb, Pre-degree, Nursing, Waec, Neco

UTME Chemistry 1995 JAMB Past Questions and Answers

1. Which of the following equilibria is shifted to the right as a result of an increase in pressure?

Options

A) H_2(g) + I_2(g) 2HI_(g)

B) 2NO_2(g) N₂O_4(g)

C) PCl_5(s) PCl_3(s) + Cl_2(g)

D) 2O_3(g) 3O_2(g)

The correct answer is B.

2. In the industrial production of hydrogen from natural gas, carbon (IV) oxide produced along with the hydrogen is removed by?

Options

A) washing under pressure

B) passing the mixture into lime water

C) using ammoniacal copper (l) chloride

D) drying over phoshorus (V) oxide

The correct answer is A.

3. Sulphur exists in six forms in the solid state. This property is known as?

Options

A) isomerism

B) allotropy

C) isotopy

D) isomorphism

The correct answer is B.

4. C_xH_Y + 4O₂ → 3CO₂ + 2H₂O. The hydrocarbon, C_xH_Y, in the reaction above is?

Options

A) propane

B) propene

C) propyne

D) propanone

The correct answer is C.

5. An example of a secondary amine is?

Options

A) propylene

B) di-butylamine

C) methylamine

D) trimethylamine

The correct answer is B.