Chemistry, asked by varshakandekar2907, 12 hours ago

An element with atomic number 20 is
placed in which period of the periodic
table?
A А.
4
B 3
C 2
D 1

Answers

Answered by gouravkuamrverma2

1

Answer:

4th is your correct answer

Explanation:

Answered by nandhu222

1

Answer:

2

Explanation:

Calcium is the 20th element

It is in P-block, according to periodic table.

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