JAMB Past Questions and Answers - Page 1216

6,076.

What is the IUPAC name for the following compound? HC\(\equiv\)CCH\(_{3}\)

A.

Acetylene

B.

Methyl acetylene

C.

Butanol

D.

Decanoic acid

Correct answer is B

Propyne (methylacetylene) is an alkyne with the chemical formula HC\(\equiv\)CCH\(_{3}\)

6,077.

The scientist who stated that matter can be converted into energy is? 

A.

Boyle

B.

Lavoiser

C.

Avogadro

D.

Einstein

Correct answer is D

The principle described by the physicist Albert Einstein's famous formula: E = mc^2, involves mass–energy equivalence.

I.e. the relationship between mass and energy.

6,078.

The correct posting in a double entry system of account when there is an increase in double assets, expenses, capital or liabilities is to debit

A.

Capital and debit liabilities

B.

Liabilities and credit assets

C.

Assets and credit capital

D.

Capital and credit assets

Correct answer is C

No explanation has been provided for this answer.

6,079.

The enzyme that converts glucose to ethyl alcohol is?

A.

maltase

B.

zymase

C.

Diatase

D.

Invertase

Correct answer is B

Zymase is an enzyme complex that catalyzes the fermentation of sugar into ethanol and carbon dioxide. It occurs naturally in yeasts.

6,080.

An accountant must not only be interested in record keeping but also in

A.

The application of professional competency

B.

The accuracy of postings

C.

The casting of financial figures

D.

Effective preparation of balance sheet

Correct answer is A

No explanation has been provided for this answer.