Chemistry, asked by ahirwarjeetu320, 8 months ago

Compare the atomic size of element A (at.no20)and element B(atomic no.19)

Answers

Answered by nanumehtadnn123

0

Answer:

element A is calcium with atomic size 20 and mass 40

element b is potassium with size 19 and mass 39

Explanation:

Answered by bsidhardhareddy

0

Answer:

20 = Calcium

atm weight = 40

19 = k

39 = ATM weight

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