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Ammonia can be dried by ...
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When ammonia is passed over heated CuO, it is oxidized to ...
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Which of the following statements is correct for the manufacture of ammonia by Haber's process? ...
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Ammonia is produced when ammonium chloride is heated with ...
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Calcium cynamide on treatment with steam under pressure gives ...
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Which of the following compounds are formed when BCl3 is treated with water? ...
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B(OH)3 is ...
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Boric acid is polymeric due to ...
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Boric acid on reaction with ethyl alcohol and conc. H2SO4 gives ...
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Boric acid on reaction with NaOH gives ...
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When orthoboric acid is heated strongly, it gives ...
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Bric acid can be prepared from colemanite by the action of ...
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H3BO3 is ...
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Boric acid is prepared from Borax by the action of ...
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When Borax is heated strongly it gives ...
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Borax structure contains ...
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Which of the following does not give borax bead test? ...
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On addition of mineral acid to an aqueous solution of borax, the compound formed is ...
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Chemically Borax is ...
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Borax is used ...
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The aqueous solution of borax is ...
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Borax can be prepared from Boric acid by the action of ...
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Borax is prepared from ...
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Nitrogen is relatively inactive element because ...
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The oxidation of N is highest in ...
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Which of the following is least basic? ...
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At high temperature nitrogen combine with calcium carbide (CaC2) to give ...
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Nitrogen is used to fill electric bulbs because ...
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Nitrogen does not form NCl5 while other members of the group (P, As..) does because ...
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The commercial preparation of nitrogen ...