Some Basic Concepts Of Chemistry Question 262
Question: The simplest formula of a compound containing 50% of element X (atomic mass 10) and 50% of element Y (atomic mass 20) is [Roorkee 1994]
Options:
A) $ XY $
B) $ X _2Y $
C) $ XY _3 $
D) $ X _2Y _3 $
Show Answer
Answer:
Correct Answer: B
Solution:
Element % a At.wt. b a/b Ratio X 50 10 5 2 Y 50 20 2.5 1 Simplest formula $ =X _2Y $
