Question

15
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Which two elements have the same number of valence electrons?
Element
Atomic Number
barium
56
neon
10
silicon
14
carbon
6
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Answer 1

Answer:

barium and silicon has same valence electrons

Explanation:

barium-2,8,18,18,8,2

neon-2,8

silicon-2,8,2,2

carbon-2,4

Answer 2

Answer: both barium and silicone

Explanation:

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