Question

How many electrons are in an atom of Platinum with a 3- charge?

Answer 1

The atomic number of platinum is 78

Answer 2

That means there are 78 protons in a platinum atom

Answer 3

If platinum has a charge of -3, there must be 3 more electrons than protons in platinum

Answer 4

\[78 + 3 = 81\]

Answer 5

Thank you

Answer 6

You are welcome

Answer 7

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