Advertisements
Advertisements
प्रश्न
Name the following:
A sulphate insoluble in water.
Advertisements
उत्तर
Anhydrous calcium sulphate
APPEARS IN
संबंधित प्रश्न
Give reason for the following:
Red brown vapours are produced when concentrated sulphuric acid is added to hydrogen bromide.
Copy and complete the following table:
| Column 1 | Column 2 | Column 3 |
| Substance reacted with acid | Dilute or concentrated acid | Gas |
| Hydrogen | ||
| Carbon dioxide | ||
| Only chlorine |
Distinguish between the following pairs of compounds using the reagent given in the bracket.
Ferrous sulphate solution and ferric sulphate solution. (Using sodium hydroxide solution)
Name the following:
Products obtained by dissolving sulphur dioxide and chlorine in water.
What would you observe in the following case?
100ml of 98% sulphuric acid is kept open.
How are the following conversion brought about? Give equation and condition:
Sulphur trioxide to oleum.
Choose the current answer from the options given below :
Which of the following gas dissolves in H2SO4 to give alum?
HCl, HNO3 and H2SO4 are formulae of three compounds. Which of these compounds has the highest boiling point and which has the lowest?
Sulphuric acid is manufactured by the contact process.
Why H2SO4 is not obtained by directly reacting SO3 with water?
Arrange the following as per the instruction given in the bracket:
Sulphuric acid, Phosphoric acid, Acetic acid (increasing order of number of replaceable H atoms per molecule).
