Worksheetsmetals and non metals - viii
Total questions: 25
Worksheet time: 13mins
The property of metals by which they can be beaten in to thin sheets is called
Sonority
Malleability
Ductility
None of the above
The property of metals by which it can be drawn into wires is
Malleability
Sonority
Lustrous
Ductility
Which of the following beaten in to thin sheets
Phosphorus
Zinc
Sulphur
Oxygen
Phosphorus is very reactive
Metal
Non metal
Metalloid
None of the above
Metals react with acids to produce a gas
Carbon dioxide
Nitrogen
Hydrogen
Oxygen
Metal oxides are
Basic
Acidic
Neutral
None of the above
Non metallic oxides are
Basic
Acidic
Neutral
None of the above
More reactive metal displaces less reactive metal from its salt solution is known as
Combination reaction
Displacement reaction
Neutral reaction
None of the above
Which nonmetal is very essential for our life is
Iodine
Oxygen
Nitrogen
Chlorine
Non-metal used in water purification process
Oxygen
Nitrogen
Chlorine
Iodine
Non-metal used in purple colour solutions which is applied on wounds as an antiseptic
Iodine
Oxygen
Sulphur
Phosphorus
Metals react with water to produce
Metal hydroxide
Hydrogen gas
Metal hydroxide and hydrogen gas both
None of the above
Colour of copper sulphate solution is
Green
Blue
Black
White
Colour of iron sulphate is
Blue
Green
Black
None of the above
Zinc is more reactive than
Copper
Iron
Copper and Iron both
Only iron
Sodium is very reactive metal because it reacts vigorously with oxygen and water and
Generate heat
Catches fire
Stored in kerosene
All of the above
Red litmus paper turns blue when it is dipped in
Acidic solution
Basic solution
Neutral solution
None of the above
The non-metal which is a very good conductor of electricity.
(a)
The only non-metal which is liquid at room temperature is
(a)
Which of the following statements is incorrect?
Metals have lustre
Metals are malleable
Metals are good conductors of electricity
Metals are poor conductors of heat
Which of the following metals corrodes easily?
Gold
Silver
Nickel
Iron
The process of depositing a layer of zinc on iron articles is called (a) .
The white powder formed when magnesium ribbon burns in oxygen is (a) .
A sample of gas was found to burn with a pop. Which of the following could have given this result?
Carbon Dioxide
Hydrogen
Nitrogen
Oxygen
Magnesium oxide dissolves in water to form (a) .
