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प्रश्न
State one appropriate observation of the following:
Concentrated HCl is made to react with mangesediaoxide
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उत्तर
Calcium nitrate forms no ppt. even with addition of excess of NH4OH, whereas zinc nitrate forms a white gelatinous ppt. which dissolves in excess of NH4OH.
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संबंधित प्रश्न
Explain, why (or give reasons for)
A solution of HCl gas in water turns blue litmus red and conducts electricity, while HCI gas dissolves in toluene and it has no effect on litmus and does not conduct electricity.
What would happen if
Hydrogen chloride prepared in laboratory, is passed through water, using a delivery tube.
Give two tests for hydrochloric acid.
Write the uses of hydrochIoric acid.
Fill in the blank:
___________ agent converts hydrochloric acid to chlorine.
Fill in the blank:
The white precipitate of lead chloride is soluble in _________
Write equation for the reaction between hydrochloric acid of the following: Bleaching powder
State one reason why tap water is not used to prepare a solution of silver nitrate in the laboratory.
State one appropriate observation of the following:
Action of dilute HCl or sodium sulphite.
State your observation when dilute hydrochloric acid is added to sodium thiosulphate.
