Igcse Model Questions Vol1 2022 Chemistry Question 22

Practice objective / multiple choice question 22 from the 2022 Igcse Model Questions Vol1 Chemistry examination.

Igcse Model Questions Vol1 2022 Chemistry Objective / Multiple Choice Easy Difficulty
Question 22 IGCSE_MODEL_QUESTIONS_VOL1 • 2022 • CHEMISTRY • objective

Calcium (Ca) has an atomic radius of 197 pm. Assuming that moving down a group increases the atomic radius by 20 % per period, estimate the atomic radius of strontium (Sr), which is in the same group one period below calcium.

Answer Options

Correct Answer A. 236 pm
B. 197 pm
C. 250 pm
D. 210 pm
Correct Answer
A
Correct Option:
236 pm

About This Question

This is Igcse Model Questions Vol1 2022 Chemistry Question 22. It is one of the objective questions from the 2022 Igcse Model Questions Vol1 Chemistry examination.

Difficulty level: Easy .

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