Science, asked by gaurav313, 1 year ago

give the number of element in 2nd and 5th period in Modern Periodic Table

Answers

Answered by Vishisht
3
Hii friend......

The number of element in 2nd and 5th period is 8 and 18 respectively.

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Answered by venkat4613
1
lithium ND berrilium are in the 2nd period ND their n.o is atomic n.o is 3 ND 4


venkat4613: brainliest plz
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