12
с C
6मैं कितने इलेक्ट्रॉन प्रोटॉन और न्यूट्रॉन होंगे
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Atomic no. : 6
since it is neutral ,
no. of electrons = 6
no. of protons = 6
Mass no. = 12
No. of neutrons = mass no. - atomic no.
No. of neutrons = 12-6
= 6
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