When an atom is represented as x 9 19 .how many electrons neutrons and protons are there?
Answers
Answered by
2
no. of protons =no. of electrons =that's 9(because 9 is atomic no.)
no. of neutrons =mass no. – atomic no.
no.of neutrons =19–9 = 10nutrons
no. of neutrons =mass no. – atomic no.
no.of neutrons =19–9 = 10nutrons
Similar questions