Chemistry, asked by rishabh135877, 1 year ago

atomic number of two elements A and B are 19 and 20 respectively which element exhibit the highest metallic property why write the molecular formula of the compound formed when these elements combined with the element X having atomic number 17

Answers

Answered by mannatsiddiqui15
35
atomic no. = 19 = potassium = A
atomic no. = 20 = calcium = B
atomic no. = 17 = chlorine = X

potassium (A) has highest metallic property.

AX ,,, BX2

hope it helps you.
Answered by Anonymous
14

Actually going. To left to right metallic properties used to decrease so .... Potassium will be . ..

Because x is a helogen so .. formula will be. Ax.. and bx2

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