if there are 9 protons and 9 electrons in an atom then find the followings :
(a) atomic number
(b) what is the charge of atom
(c) which ion this atom has
(d) valency of atom
(e) electronic configuration of atom
Answers
Answered by
2
a . 9
b. + charge
c. cation
d. 1
e. 2,7
b. + charge
c. cation
d. 1
e. 2,7
Answered by
1
1.) no. of protons = atomic no.
= 9
2.) configuration will be 2,7
so charge will be negative as valency will be -1 as an atom cannot be stable until it will fill its outermost shell
3.) Anion as the charge is negative
4.)-1
5.)2,7
= 9
2.) configuration will be 2,7
so charge will be negative as valency will be -1 as an atom cannot be stable until it will fill its outermost shell
3.) Anion as the charge is negative
4.)-1
5.)2,7
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