MCQs: A very light and inert gas is
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MCQs: The properties of compound, as compare to properties of its constituents are
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MCQs: Iron sulfide is formed when iron and sulphur are together
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MCQs: The general properties of metals are
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MCQs: The building blocks of all matter including living and non living things are
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MCQs: A greenish yellow poisonous gas is
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MCQs: "There are only four elements including air, earth, water and fire", it was believed by
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MCQs: Non metals include
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MCQs: Non 'metals' are
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MCQs: Density, boiling point and conductivity of heat are all
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MCQs: The process which involves in breaking down the element by passing electricity through it is called
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MCQs: Chinese thought that the number of elements were
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MCQs: Low densities, low melting, low boiling point and poor conductivity are found in
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MCQs: Air ships and balloons use gas called
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MCQs: A compound which yields in black solid, copper oxide and colorless gas carbon dioxide on heating, is
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MCQs: Sodium is found in periodic table on
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MCQs: Elements may be classified as
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MCQs: A ductile element which is a good conductor of electricity is called
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MCQs: Compounds may be broken down into simple substances by
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MCQs: Wolfram is a chemical name of an element called
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