question_answer

Give an example of a metal which    (i) is a liquid at room temperature; (ii) can be easily cut with a knife; (iii) is the best conductor of heat; (iv) is a poor conductor of heat; (v) found in free state in nature; (vi) occurs in free state as well as in combined state. [NCERT]

Answer:

                  (i) Mercury, (ii) sodium, (in) silver, (iv) lead, (v) gold, (vi) copper.