What are the general rules for writting a chemical formula?Explain with example
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Explanation:
Write down the symbols of the elements / ions, which combine to form a molecule of the compound, side by side. ...
Write the valency of each element / ion.
Interchange the valencies of the elements / ions and write as the subscript.
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Answer:
stp 1 - write the positive and negative element separately
stp 2- write the valency of that element
stp 3- cross multiply the valence with element
stp 4- write the formula
Explanation:
eg. 1. 1
Na. cl
formula = NaCl
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