Science, asked by shivanjalinigade1998, 4 months ago

how to find out atomic number of helium
?

Answers

Answered by hamza52683

0

Answer:

Atomic No=No of protons or electrons

Explanation:

So, no. of protons of helium = 2

therefore Atomic No of helium=2

Answered by sanaadnan16

0

Answer:

by looking to periodic table.

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