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:

An electrolytic cell consists of:

(i) Positively charged cathode

(ii) Negatively charged anode

(iii) Positively charged anode

(iv) Negatively charged cathode

During electrolytic refining of zinc, it gets:

Which one of the following properties are not generally exhibited by ionic compounds?

Which of the following metals exist in their native state in nature?

(i) Cu

(ii) Au

(iii) Zn

(iv)Ag