3 years ago

How would I find the answer?

Chemistry

1 answer:

ELEN [110]3 years ago

4 0

Answer:

Explanation:

The noble gas that is isoelectronic with Br⁻ is krypton.

This is because krypton is the closest noble gas to Br on the periodic table.

Electronic configuration of Bromine is;

2, 8, 18, 7

Br⁻ becomes; 2, 8, 18, 8

Krypton is; 2, 8, 18, 8

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