asked 139k views
14 votes
Which element has 21 neutrons and 20 electrons?

2 Answers

12 votes
Scandium has 21 neutrons
answered
User Delane
by
8.5k points
9 votes

Answer:

Calcium is your answer

Have a good day ahead

answered
User Vinit Shandilya
by
8.2k points

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