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just olya [345]
3 years ago
13

How many valence electrons are in the ion fluoride, F-

Chemistry
1 answer:
Mila [183]3 years ago
3 0

Answer:

7

Explanation:

1s2, 2s2, 2p5

in the shell,

p shell has 5 electron

s shell has 2 electron

add them

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