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प्रश्न
Name the following:
A chemical in which gold can be dissolved.
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उत्तर
Gold can be dissolved in aqua regia which is mixture of three parts of conoentrated hydrochloric acid and one part of concentrated nitric acid.
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संबंधित प्रश्न
State your observations when Dilute Hydrochloric acid is added to Copper carbonate
Dry hydrogen chloride gas can be collected by ________ displacement of air. (downward / upward)
Write an equation for the reaction of hydrochloric acid on zinc carbonate.
Write balanced equcation for the following reaction:
Manganese (IV) oxide and concentrated hydrochloric acid.
How will you distinguish between the two black samples, CuO and MnO2 with a chemical test?
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
Write an equation for the reactions of hydrochloric acid on manganese (IV) oxide.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
