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प्रश्न
State one appropriate observation of the following:
Action of dilute HCl or sodium sulphite.
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उत्तर
Carbon dioxide gas has no effect on acidified KMnO4 or K2Cr2O7, but sulphur dioxide turns potassium permanganate from pink to colourless.
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संबंधित प्रश्न
What would happen if :
Concentrated hydrochloric acid is kept open.
What would happen if
Hydrogen chloride prepared in laboratory, is passed through water, using a delivery tube.
Write three equations to show that hydrochloric acid acts as an acid.
Write the uses of hydrochIoric acid.
Fill in the blank:
Hydrogen and chlorine reacts in presence of ___________ to form hydrogen chloride.
Write equation for the reaction between hydrochloric acid of the following: Oxide of lead
Write balanced equation for the following reaction:
Red lead (trilead tetroxide) is warmed with concentrated hydrochloric acid.
Write a balanced equation for the reaction of zinc and dilute hydrochloric acid.
Why is hydrogen chloride not collected over water?
Correct the following statement:
Hydrochloric acid is prepared in the laboratory by passing hydrogen chloride directly through water.
