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The atornic number of two element A and B are 19 and 20 respectively which element cxhibitshighest metalic property? Why? Write the moleuler formula of the compound formed when theseelement combine with the element "X'having atomic number 17s |
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Answer» Atomic no 19 is potassium and Atomic no 20 is Calcium ..Calcium has high metallic property as we move from left to right in the periodic table ... Atomic no 17 chlorine ..... Ca + Cl ---------> CaCl2 |
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