Which of the following metals are obtained by electrolysis of their chlorides in molten state?
i) Na
ii) Ca
iii) Fe
iv) Cu
1
i & iv
2
iii & iv
3
i & iii
4
i & ii
Which of the following metals are obtained by electrolysis of their chlorides in molten state?
i) Na
ii) Ca
iii) Fe
iv) Cu