Question

E is an element which in one amongst copper zinc aluminium and iron.It shows following properties: (a) One of its ores is rich in E_(2)O_(3) (b) E_(2)O_(3) is not attacked by water. (c) It forms two chlorides ECl_(2) and ECl_(3) Name the element and justify your answe​

Answer 1

Answer:

Explanation:

iron

because only iron has the two different valencies 2 and 3 which can be observed in (c)

copper's valencies are 1 and 2