Question

write atomic number,mass number,protons,electrons,neutron and complete it
a. ¹²6C
b.²³11Na+¹
c. ³⁵17Cl-
d. p-³​

Answer 1

Explanation:

a) atomic no.=6

Mass no.=12

proton or electron=6

neutron=6

b)atomic no.=11

Mass no.=23

proton or electron=11

neutron=12

c)atomic no.=17

Mass no.=35

proton or electron=17

neutron=18

d)atomic no.=15

Mass no.=30.97

proton or electron=18

neutron=16