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प्रश्न
Choose the correct answer from the options given below:
Which of the following statement is not correct ?
पर्याय
HCl gas is collected by upward displacement of air
HCl acid gives white precipitate with AgNO3.
HCl gas is collected by downward displacement of air
HCl acid turns phenolphthalein solution colurless
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उत्तर
HCl gas is collected by the downward displacement of air.
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संबंधित प्रश्न
Complete the following reaction and balance them.
Ca(HCO3)2 + 2HCl →
Calcium oxide and phosphorous pentoxide are very good drying agents but they are not used to dry HCI gas. Give reasons for each.
How will you identify?
Chloride ion
A solution of hydrogen chloride in water is prepared. The following substances are added to separate portions of the solution:
| S. No. | Substances added | Gas evolved | Odour |
| 1. | Calcium carbonate | _________ | _________ |
| 2. | Magnesium ribbon | _________ | _________ |
| 3. | Manganese (IV) oxide with heating | _________ | _________ |
| 4. | Sodium sulphide | _________ | _________ |
Complete and balance the following reaction, state whether dilute or conc. acid is used.
\[\ce{NH4OH + HCl->}\]
Write an equation for the reaction of hydrochloric acid on:
Manganese (IV) oxide
Study the flow chart and give balanced equations with conditions for the conversions A, B, C, D and E.
Complete and balance the following reaction, state whether dilute or cone. acid is used.
\[\ce{NH4OH + HCl ->}\]
Complete and balance the following reaction, state whether dilute or conc. acid is used.
\[\ce{NH4OH + HCI->}\]
Study the flow chart and give balanced equations with conditions for the conversions A, B, C, D and E.
