Metals and Non Metals-Quiz 1

Which is the most malleable metal?

• copper

• aluminium

• silver

• gold

How many electrons are present in the valence shell of a metal atom?

• 1 to 3 electrons

• 4 to 7 electrons

• 8 electrons

• 8 to 10 electrons

Which metal is the most reactive?

•  sodium

• phosphorus

• potassium

• calcium

Find the odd one out.

• oxygen

• chlorine

• bromine

• nitrogen

A metal burns in air with a bright dazzling flame.
    Name the substance produced.

• magnesium

• calcium

• magnesium oxide

• magnesium sulphide

Which metal is the best conductor of heat?

• copper

• aluminium

• silver

• gold

A metal is stored under kerosene. When a small piece of
    it is left open in air it catches fire. Identify the metal.

• magnesium

• calcium

• sodium

• zinc

What is the colour of the substance formed when   
    copper is heated in air?

• reddish orange

• brown

• blue

• black

Which non-metal is used in vulcanisation of rubber?

• mercury

• phosphorus

• oxygen

• sulphur

Q Write the chemical equation for the reaction:
    sulphur  +  oxygen  ------>  ?

• S + O2 ----> SO3

• S + O2 ----> SO2

• S + O2 ----> SO4

• S + O2 ----> S2O3