JAMB Past Questions and Answers - Page 1644

8,216.

Which social group in Nigeria was most affected by the introduction of the indirect rule system?

A.

Chief priest

B.

Educated elites

C.

Traditional rulers

D.

Women in rural areas

Correct answer is C

No explanation has been provided for this answer.

8,217.

Which of the following are produced when ammonium trioxonitrate (V) crystals are cautiously heated in a hard glass round bottomed flask?

A.

N2O and steam

B.

NO2 and ammonia

C.

N2O2 and NO2

D.

NO and NO2

Correct answer is A

No explanation has been provided for this answer.

8,218.

Which of the following is TRUE of Le Chatelier's Principle for an exothermic reaction?

A.

Increase in temperature will cause an increase in the equilibrium constant

B.

Increase in temperature will cause a decrease in the equilibrium constant

C.

Addition of a catalyst will cause an increase in the equilibrium constant

D.

Addition of a catalyst will cause a decrease in the equilibrium constant

Correct answer is B

No explanation has been provided for this answer.

8,219.

Who was the Zulu king responsible for the expansion of the Zulu Kingdom during the MFECANE?

A.

King Moshoeshoe

B.

King Cetshwayo

C.

Nelson Mandela

D.

Shaka Zulu

Correct answer is D

Shaka Zulu was the king of the Zulu Kingdom from 1816 to 1828. He is credited with creating a fighting force that devastated the entire region, in a period known as the Mfecane or 'crushing'. His reforms to the army and innovative tactics made the Zulu one of the most powerful forces in South Africa.

 

8,220.

MnO4(aq) + 8H + (aq) + 5Fe2+ → Mn2+(aq) + 4H2O(I). The oxidation number of manganese in the above reaction changed from?

A.

+7 to +2

B.

+6 to +2

C.

+5 to +2

D.

+4 to +2

Correct answer is A

No explanation has been provided for this answer.