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a
7
b
1
c
2
d
3
Explanation
Correct Option
bVideo Explanation
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Discussions (11)
Chi4sure
2 years ago
Valency is the combining power of an element while valence electrons are the electrons in the outermost shell of an element.
The element above has a valency of +1 and 7 valence electrons
RolandAyodele
2 years ago
Valency can also be defined as the number of electrons in the outermost shell in an atom of an element
luckyjoey1001
2 years ago
The correct answer is 7. Valence electrons is the number of electrons in the outermost shell of an element.