Question

realize a distribuiçao do elemento
si(14)
o(8)
po(84)
xe(54)

Answer 1

si(14)

1s2, 2s2, 2p6, 3s2, 3p2

1 K 1s2. 2ē

2 L 2s2, 2p6. 8ē

3M 3s2, 3p2. 4

o(8)

1- K - 1s2. 2ē

2- l - 2s2, 2p4. 6ē