The atomic numbers of four elements are given below. Which one is an alkaline earth metal?

The atomic numbers of four elements are given below. Which one is an alkaline earth metal?
A. 10
B. 20
C. 30
D. 40

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

Correct Answer - B
Element with atomic number 20(Ca) is an alkaline earth metal.

4 views Answered 2023-02-05 15:29

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