An electrolytic cell consists of:

(i) Positively charged cathode

(ii) Negatively charged anode

(iii) Positively charged anode

(iv) Negatively charged cathode

Which of the following metals are obtained by electrolysis of their chlorides in molten state?

(i) Na (ii) Ca

(iii) Fe (iv) Cu

Which among the following statements is incorrect for magnesium metal?

During electrolytic refining of zinc, it gets:

An element A is soft and can be cut with a knife. This is very reactive to air and cannot be kept open in air. It reacts vigorously with water. Identify the element from the following: