The formula of the compound formed between a trivalent metal, M and a divalent non-metal, Y is
-
A.
M2Y3 -
B.
M3Y2 -
C.
MY -
D.
M3Y
Correct Answer: Option A
Explanation
M is a trivalent metal i.e M = 3+ ; Y is a divalent non-metal i.e Y = 2-
A reaction between M and Y will yield M(_2)Y(_3).