Physics, asked by veeresh1937, 2 months ago

the atomic number of a element is 20 in which period of the Morden periodic table could this element be placed why? how will you decide whether the element is a metal or non metal?​

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Answered by jayshreehastak39
0

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Answered by ItzMissDrugbabe
1

Answer:

The element having atomic number 20 is placed in the Group IIA and 4th period of the periodic table. The element is Calcium, Ca.

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