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| 1. |
In periodic table left to right which characteristics are increases and decrease |
| Answer» 1) metallic character decreases2) non metallic character increases 3) chemical reactivity first decreases then increases4) no. of shells remain same5) size of atoms decreases6) valence electrons increases from 1 to 87) valency first increases then decreases8) nature of oxides: basicity decreases and acidity increases. | |