NCERT SCIENCE SOLUTIONS

Materials : Metals And Non-Metals

Exercises  1. Which of the following can be beaten into thin sheets? (a) Zinc              (b) Phosphorus             (c) Sulphur                (d) Oxygen 2. Which of the following statements is correct? (a) All metals are ductile. (b) All non-metals are ductile. (c) Generally, metals are ductile. (d) Some non-metals are ductile. Ans:- (c) Generally, metals are ductile. 3. Fill in the blanks. (a) Phosphorus is a very       reactive       non-metal. (b) Metals are         good        conductors of heat and        …