Write some elements with symbols and valency ...........
Answers
Answered by
1
Explanation:
Magnesium
symbol = mg
valency 2+
Hydrogen
symbol = H
Valency H+
calcium
Ca
2+
Aluminum
Al
3+
Answered by
3
Answer:
H(HYDROGEN) AND 1(VALENCY)
He(helium) and 2(valency)
Li(lithium) and1(valency)
Be(berrylium) and2 (valency)
B(boron) and 3(valency)
C(carbon) and 4(valency)
N(nitrogen) and 3(valency)
O(oxygen) and 2(valency)
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