Some Basic Concepts Of Chemistry Question 15
Question: The simplest formula of a compound containing 50% of an element X (atomic weight 10) and 50% of element Y (atomic weight 20) is:
Options:
A) $ XY $
B) $ X _2Y $
C) $ {X _{{}}}Y _2 $
D) $ X _2Y _3 $
Show Answer
Answer:
Correct Answer: B
Solution:
$ X:15 $ % $ Y:50 $ % $ X:Y=5:2.5=2:1,hence{X_2}Y. $
