Answers

2015-08-05T18:07:15+05:30
The valencie is how fast a metal can displace the hydrogen from its acids. it cant be performed.
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2015-08-06T20:31:39+05:30
Valency is the combining capacity of an element.
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just like elements have symbols compounds too have a symbolic representation know as its formulae. before writing the formulae it is necessary to know how elements combine with each other to form compound. for this valency concept is important
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