Q881
Open questionWhich one of the following forms of phosphorus is most reactive?
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Q882
Open questionLimestone is a raw material used by which industry?
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Q883
Open questionThe element absorbed both in cation and anion form is
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Q884
Open questionCement containing excess amount of lime
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Q885
Open questionCommercially, sodium bicarbonate is known as
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Q886
Open questionSodium vapour lamps glow with yellow colour. This is due to
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Q887
Open questionWhich amidst the following is not a gem stone ?
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Q888
Open questionCalcium salts used as fertilizer is :
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Q889
Open questionAluminium salt commonly used to stop bleeding is
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Q890
Open questionIn silvery paints, the main constituent present is
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Q891
Open questionThe common name of sodium bicarbonate is
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Q892
Open questionWhich among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ?
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Q893
Open questionAlum stops bleeding in minor cuts because of
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Q894
Open questionThe chemical name of 'Hypo' commonly used in photography is
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Q895
Open questionInterveinal necrotic spots on leaves appear due to
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Q896
Open questionThe main component of liquid bleach is:
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Q897
Open questionQuartz is made of
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Q898
Open questionWhat is the product formed when sodium bicarbonate is heated strongly?
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Q899
Open questionCement is formed by strongly heating a mixture of
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Q900
Open questionPersons working in cement plants and lime stone quarries are prone to disease like
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