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chemical formula

Valency of ion

Last Updated on March 20, 2019 By Mrs Shilpi Nagpal Leave a Comment

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Question 1 Define the term valency? Question 2 What are monovalent ion.Give example? Question 3 What are divalent ion.Give example? Question 4 What are trivalent ion.Give example? Question 5 What do you mean by chemical formulae of a compound? Question 6 What are the steps to write chemical formulae of a compound? Question 7 What is gram atomic … [Read more...] about Valency of ion

Molecular mass

Last Updated on March 20, 2019 By Mrs Shilpi Nagpal Leave a Comment

Question 1 What is a chemical formula? Question 2 Give few examples of formulae of elements? Question 3 Give few examples of formulae of compounds? Question 4 Define molecular mass? Chemical Formula A chemical formula represents the composition of a molecule of the substance in terms of the symbols of elements present in the molecule. Formulae of Elements For … [Read more...] about Molecular mass

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