Answer:
B: 1s2 2sA2pB
A = 2
B = 1
Na: 1s22sC2pD3sE
C = 2
D = 6
E = 1
B: 1s²2s²2p¹
Na: 1s²2s²2p⁶3s¹
Step-by-step explanation:
Hope that helps.
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