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Get Answers to all your Questions
Elements with valency 1 are:
(a) always metals
(b) always metalloids
(c) either metals or non-metals
(d) always non-metals
Answers (1)
Answer: C
Metals and non-metals both can have valency 1. If an element show positive valency (like sodium), it is a metal; otherwise (negative valency like chlorine) it is a non-metal.
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