Explore topic-wise MCQs in Chemistry Questions and Answers.

This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

The ideal gases were in ____ group of Mendeleev’s periodic table.

A. 3rd
B. 4th
C. 1st
D. 2nd
Answer» D. 2nd
Discussion
2.

In Mendeleev’s periodic classification, what is the number of groups?

A. 12
B. 8
C. 7
D. 6
Answer» C. 7
Discussion
3.

The periodic functions of the __________ are the properties of respective elements.

A. Atomic Weights
B. Atomic Number
C. Chemical properties
D. No of protons
Answer» B. Atomic Number
Discussion
4.

Newland’s law of Octaves is only valid until calcium.

A. False
B. True
Answer» C.
Discussion
5.

The property of every eight elements is similar to that of the 1st element. This is proposed by ___________

A. Thomson
B. Dobereiner
C. Mendeleev
D. John Alexander Newland
Answer» E.
Discussion
6.

In triads, the average weight of the 1st and the 3rd element are equal to the second one.

A. True
B. False
Answer» B. False
Discussion