Explore topic-wise MCQs in Chemistry.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following metal readily reacts with skin moisture to form rubidium hydroxide?

A. lithium
B. rubidium
C. sodium
D. potassium
Answer» C. sodium
2.

Can cesium be ingested?

A. obviously
B. certainly
C. no
D. yes
Answer» D. yes
3.

Francium has __________ biological importance.

A. great
B. no
C. extreme
D. huge
Answer» C. extreme
4.

Can potassium bicarbonate be used as an antacid?

A. Yes
B. No
C. Maybe
D. May not be
Answer» B. No
5.

Which of the following is not treated using higher levels of potassium?

A. cold
B. hypokalemia
C. muscle contraction
D. respiratory paralysis
Answer» B. hypokalemia
6.

Which elements compounds are used for treating disorders?

A. nitrogen
B. lithium
C. sodium
D. potassium
Answer» C. sodium
7.

How much ATP does Sodium-Potassium pump consume?

A. three fourth
B. one fourth
C. one third
D. half
Answer» D. half
8.

Sodium and potassium have the same mobility in case of penetration into cell membranes.

A. true
B. false
Answer» C.
9.

Which of the following metal helps to transmit nerve signals?

A. hydrogen
B. potassium
C. sodium
D. lithium
Answer» D. lithium
10.

How much iron do you think a 70 kg man contains?

A. 4 gram
B. 3 gram
C. 5 gram
D. 2 gram
Answer» D. 2 gram