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How to find atomic no of an element

Posted by Rohan Bisht 6 years, 9 months ago

CBSE > Class 09 > Science

2 answers

Jagat Singh 6 years, 9 months ago

To find the atomic no of elements first of all we must know the no. Of protons that remains unchanged during any chemical reaction and the no. Of protons is equal to the atomic no.

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Deeksha Kalyan 6 years, 9 months ago

Mass no.- no of neutron = atomic no.

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