Metals and Non metals
Properties of Metals and Non Metals
Non metals are usually poor...
Non metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.
Non-metal which is required for combustion is ______________.
The non-metal which is required for the combustion is oxygen.
For example :
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Which of the following statements is correct?
What is meant by "brittleness"? Which type of elements usually show brittleness: metals or non-metals?
Sulphur extracted from natural sources is called roll sulfur.
Why are non-metals poor conductors of electricity?
Name the non-metal which is used :
(a) to convert vegetable oil into vegetable ghee(solid fat)
(b) as a rocket fuel (in liquid form)
(c) to make electrodes of dry cells
(d) to preserve food materials
(e) in the vulcanisation of rubber
Non-metals are usually poor conductors of heat and electricity. They are non- lustrous, non-sonorous, non-malleable and are coloured. Name a non-metal other than carbon which shows allotropy.
Nonmetals are sonorous.
Non-metals are poor conductors of heat, which are tend to:
________ is a non-metal which catches fire if exposed to air.
Iodine is :
Physical Properties of Metals and Non Metals
Physical Properties of Non Metals
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