Question

an atom has atomic number 17 than it valency will be
a) 7
b) 2
c) 1
d) 8​

Answer 1

Answer:

1

to follow octate rule it will gain 1 electron

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Answer 2

Explanation:

so the valency equals to 8 - 7 equals to 1.its valence is one and it's a non metal and it is present in the 17th group .

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