Class 9 Chemistry MCQs - Chapter 4

Periodic Table and Periodicity Multiple Choice Questions (MCQ Quiz) PDF Download - 1

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The Multiple Choice Question (MCQ Quiz): Both elements of 1st period contain valence electrons in PDF, Periodic Table and Periodicity App Download (Free) with n shell, m shell, k shell, and s shell choices for school certificate. Solve periodic table quiz questions, download Google eBook (Free Sample) for online education.

Class 9 Chemistry: Periodic Table and Periodicity MCQs Questions PDF Download

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

A) M shell

B) N shell

C) K shell

D) S shell

MCQ: 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: 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: The first three periods are

A) long periods

B) short periods

C) moderate periods

D) all of above

MCQ: 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

Practice MCQs: Class 9 Chemistry Mock Tests

Periodic Table and Periodicity MCQs

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