Question

answer to 10th question​

Answer 1

Answer:

assertion and reason is correct

Answer 2

Answer:

H

Li

Na

K

Rb

Cs

this is the order for the group 1st right??

now as we go down the group the shell no increase of per atom due to increase in electrons and atomic no...

so as shell increase...down the group atomis radius also increases....

size- K>Na

☆ assertion is correct....and reason is also correct and explains it...

tick that (1) option

Good luck ♧♧