Chemistry, asked by Xavier2625, 1 year ago

The atomic number of two element A and B. Are 19 and 20 respectively which element exhibits highest metallic property? Why? Write the molecular formula of the compound formed when these element. Combine with the element Xmas having atomic number 17

Answers

Answered by anarajulapranu

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

Calcium chloride

Hope it helps you

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