Class 9 Online Courses

Chapter 4: Class 9 Chemistry Exam Tests

Class 9 Chemistry MCQs - Chapter 4

Periodic Table and Periodicity Multiple Choice Questions PDF Download - 1

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Periodic Table and Periodicity Questions & Answers PDF Download: MCQ Quiz 1

MCQ 1: Both elements of 1st period contain valence electrons in

A) M shell
B) N shell
C) K shell
D) S shell

MCQ 2: In the periodic table, helium is placed at

A) top left corner
B) bottom right corner
C) bottom left corner
D) top right corner

MCQ 3: Across the period the atomic size decreases due to

A) shielding effect
B) photoelectric effect
C) increase in nuclear force of attraction
D) decrease in nuclear force of attraction

MCQ 4: The first three periods are

A) long periods
B) short periods
C) moderate periods
D) all of above

MCQ 5: On basis of electronic configuration the group and period of 95B is

A) 2 and IIIA
B) 3 and IIA
C) 4 and VIA
D) 5 and VIIA

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