Materials: Metals and Non-Metals

– This chapter deals with Metals and non-metals, Physical and Chemical properties of metals and non-metals are described briefly.

Materials: Metals and non-metals Worksheet-1

1. The property of metals by which they can be beaten in to thin sheets is called-

A. malleability                               B. Ductility

C. conduction                                D. Expansion

2. Which one of the following is metal?

A. C                     B. N                     C. Na                  D. O

Materials: Metals and non-metals Worksheet-2

11. What is the product formed when sulphur reacts with oxygen?

A. Sulphuric acid                          B. Sulphur trioxide

C. Sulphurous acid                      D. Sulphur dioxide

12. When sulphur dioxide is dissolve in water the product formed is -

A. Sulphur                                      B. Sulphur trioxide

Materials: Metals and non-metals Worksheet-3

21. Which of the following does not react with acids?

A. Cu                   B. Ni                    C. Cr                    D. O

22. Which one of the following gas burns with the "pop" sound?

A. Oxygen                                       B. Hydrogen

C. Chlorine                                     D. Hydrogen sulphide

Materials: Metals and non-metals Worksheet-4

31. The colour of Copper sulphate (CuSO₄.5H₂O) is _____.

A. Red                B. Blue               C. Green             D. Yellow

32. Which of the following is very reactive non metal?

A. Sodium                                      B. Potassium

C. Carbon                                       D. Phosphorous