Copper forms two oxide Cu_(2)O_(x) and Cu_(2)O_(y). For the same amount of metal,twice as much oxygen was used to form first oxide than to second oxide. What is the ratio of X and Y?

Copper forms two oxide Cu_(2)O_(x) and Cu_(2)O_(y). For the same amoun

1.	Copper forms two oxide Cu_(2)O_(x) and Cu_(2)O_(y). For the same amount of metal,twice as much oxygen was used to form first oxide than to second oxide. What is the ratio of X and Y?
Answer» ANSWER : 2:1