Chemistry questions and answers

Chemistry Questions and Answers

Learn more about the properties, composition, and structure of substances (elements and compounds) with these Chemistry questions and answers. This Test can be used by students preparing for Chemistry in JAMB, WAEC, NECO or Post UTME.

2,206.
2,207.

The functional group represented in the compound above is?

A.

alkanol

B.

alkanal

C.

alkanone

D.

alanoate

Correct answer is B

The carbonyl group in tha alkanal (aldehyde) family is always at the end of a carbon chain

2,208.

The option above shows the PH changes for the titration of a

A.

strong acid versus strong base

B.

weak acid versus strong base

C.

strong acid versus weak base

D.

weak acid versus weak base

Correct answer is B

Option B is a graph of weak a acid and strong base

2,209.

It can be deduced that the rate of the reaction?

A.

for bath l is higher than path ll

B.

for path ll is higher than path l

C.

is the same for both paths at all temperatures

D.

depends on the values of both x and y at all pressures

Correct answer is B

No explanation has been provided for this answer.

2,210.

Use the diagram above to answer this question. The activation energy of the uncatalysed reaction is

A.

X

B.

X + Y

C.

X - Y

D.

Y

Correct answer is A

No explanation has been provided for this answer.