Science, asked by danish5195, 1 year ago

name two elements that have variable valency give the formula and name two compounds formed by each of the elements

Answers

Answered by Vksingh7

13

Na (Sodium)

Valency = +1

ex. NaCl and NaOH

Calcium (Ca)

Valency = +2

ex Ca(OH)2. and CaO

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