JAMB Past Questions and Answers - Page 1189

5,941.

The distributable profit available to shareholders at the end of each year is the

A.

Total profit and debtors balance

B.

General reserve and retained profit

C.

Retained profit and fictitious assets

D.

Total profit less creditors balance

Correct answer is D

No explanation has been provided for this answer.

5,942.

On the basis of the electrochemical series, which of these ions will show the greater tendency to be discharged at the cathode in an electrolytic cell

A.

cu\(^{2+}\)

B.

sn\(^{2+}\)

C.

fe\(^{2+}\)

D.

zn\(^{2+}\)

Correct answer is A

The arrangement of elements in order of increasing electrode potential values is called electrochemical series.

K > Na > Ca > Mg > Al > Zn > Fe > Ni > Sn > Pb > H > Cu > Ag > Au.

5,943.

A chemical widely used as a fertilizer is?

A.

galena

B.

bauxite

C.

emerald

D.

nitrochalk

Correct answer is D

Calcium ammonium nitrate or CAN, also known as nitro-limestone or nitrochalk, is a widely used inorganic fertilizer.

5,944.

The issued share capital is the number of shares that are

A.

Authorized by share holders

B.

Shared among the directors

C.

Fully subscribed

D.

In the share certificate

Correct answer is C

Issued shares are the shares sold to and held by investors of a company. They consists of the shares that have been sold to the shareholders against cash or some other consideration.

5,945.

Addition of sodium chloride to water to form a solution would  lead to?

A.

increase in freezing point and increase the boiling point

B.

increase in freezing point and decrease the boiling point

C.

decrease in freezing point and decrease the boiling point

D.

decrease in freezing point and increase the boiling point

Correct answer is D

If you add salt to water, you lower its freezing point as well as raise its boiling point.