Question

Ca ka electronic vinyas

Answer 1

he guy molecular number. is 20 sob2 8 8 2

Answer 2

we have,

Electronic configuration ( इलेक्ट्रॉनिक विन्यास ) of calcium.

कैल्शियम का परमाणु संख्या = 20.

$1 {s}^{2} \: 2 {s}^{2} 2 {p}^{6} \: 3 {s}^{2} 3 {p}^{6} \: 4 {s}^{2}$
= 2,8,8,2.