how to find valency of any element ?
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WE CAN FIND VALENCY BY LEARNING ATOMIC NUMBER.
U HAVE TO LEARN THAT THE NO. OF ELECTRON IN 1st shell is 2 and in second is 8 and the third is 8 . so we have to see which element have more or less electrons . so it has valeny the no. that remain after putting electron in shells
U HAVE TO LEARN THAT THE NO. OF ELECTRON IN 1st shell is 2 and in second is 8 and the third is 8 . so we have to see which element have more or less electrons . so it has valeny the no. that remain after putting electron in shells
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