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For the main groups of periodic table given as follows:12131415161718HHeABCD(a) Which element is the most metallic? (b) Which atom is the largest? |
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Answer» (a) We know that metallic character decreases from left to right in a period and metallic character increases down a group. So element C is the most metallic. (b) We know that the size of atom decreases from left to right in a period and size of atom increases down a group. So atom C is the largest. |
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