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प्रश्न
The ratio between the volumes occupied by 4.4 grams of carbon dioxide and 2 grams of hydrogen gas is ______.
पर्याय
22:1
1:2.2
1:10
10:1
उत्तर
The ratio between the volumes occupied by 4.4 grams of carbon dioxide and 2 grams of hydrogen gas is 1:10.
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संबंधित प्रश्न
State your observation when dilute hydrochloric acid is added to a lead nitrate solution and the mixture is heated.
Dry hydrogen chloride gas can be collected by ________ displacement of air. (downward / upward)
Write an equation for the reaction of hydrochloric acid on the silver nitrate solution.
Write an equation for the reaction of aqueous hydrochloric acid on lead nitrate solution.
Write an equation for the reaction of hydrochloric acid on copper oxide.
\[\ce{MnO2}\], \[\ce{PbO2}\] and red lead react with \[\ce{conc. HCl}\] acid liberates \[\ce{Cl2}\].
What is the common property being shown by these metal oxides?
What would happen if
Calcium oxide is used to dry hydrogen chloride.
Fill in the blank:
On addition of silver nitrate to hydrochloric acid ___________ precipitate is formed which is soluble in ____________
How will you identify?
An amphoteric hydroxide
Match the following:
| Column A | Column B |
| 1. A substance that turns moist starch iodide paper blue. | A. Ammonium sulphate |
| 2. A compound which release a reddish brown gas on reaction with concentrated sulphuric acid and copper turnings. | B. Lead carbonate |
| 3. A solution of this compound gives dirty green precipitate with sodium hydroxide. | C. Chlorine |
| 4. A compound which on heating with sodium hydroxide produces a gas which forms dense white fumes with hydrogen chloride. | D. Copper nitrate |
| 5. A white solid which gives a yellow residue on heating | E. Ferrous sulphate |
