an element 'y' is in the second period and group 13 of the modern periodic table. a) Is it a metal or a non - metal . b) write the valency of element 'Y' ?
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Solution. (i) The element Y is a non-metal as all the elements of group 16 are non-metals.
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Solution. (i) The element Y is a non-metal as all the elements of group 16 are non-metals.
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