Q301
Open questionWhich one of the following is not true about plaster of Paris?
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Chemistry GK · all questionsMetal and Its Compounds
Metal and Its Compounds
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Q302
Open questionWhich of the following metals makes more positively charged ions?
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Q303
Open questionChalk and marble are different forms of
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Q304
Open questionWhat is the chemical name of CaO?
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Q305
Open question. . . . . . . . is the chemical name of slaked lime.
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Q306
Open questionWhat is stainless steel?
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Q307
Open questionWhich of the following metals cannot be extracted by the carbon reduction process?
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Q308
Open questionThe process of forming a thick oxide layer of aluminium oxide on the surface of aluminium so as to protect it from corrosion is called:
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Q309
Open questionWhich one of the following is the correct sequence of the given substances in the decreasing order of their densities?
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Q310
Open questionWhat will be the gas produced in the reaction of sodium carbonate with hydrochloric acid?
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Q311
Open questionThe chemical formula of sodium sulphate is:
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Q312
Open questionThese days yellow lamps are frequently used as street light. Which one of the following is used in these lamps?
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Q313
Open questionSolder is an alloy of
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Q314
Open questionMonazite is an ore of
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Q315
Open questionA substance acquired in the form of brownish film on a piece of iron left in the open for some time is
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Q316
Open questionMolecular formula of potassium nitrate is . . . . . . . .
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Q317
Open questionThe lime Ca (OH)2 reacts slowly with . . . . . . . . in air to form a thin layer of CaCO3 on the walls.
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Q318
Open questionThe chemical formula of ferrous sulphate crystals is . . . . . . . .?
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Q319
Open questionWhat is the common name for sodium carbonate?
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Q320
Open questionWhich of the following metals is most ductile in nature?
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