Science, asked by reeennna, 8 months ago

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Answered by Anonymous
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Answer:

1) Atoms are electrically neutral because they have equal of protons and electrons i.e. equal number of positive and neagtive charges.

2) Electronic config of Flourine :- 2,7

   Valency = 1

3) They differ in Atomic number. They are isotopes.

Explanation:

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