Question

Need help in Chemistry *BRAINLIST ONLY*

Answer 1

i.Atomic number of calcium is 20.
ii.calcium comes in 2nd group and 4th period.
iii.calcium is metal
iv. The group is called akali earth metals

Answer 2

Answer:

Hii

It is calcium

(i) It's atomic no: is 20.

(ii) It's position in periodic table is group 2 and period 4.

(iii) It is metal.

(iv) Name assigned to this group is alkaline earth metals.

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