Advertisements
Advertisements
प्रश्न
Write the name and formula of one salt which contains:
Five molecules of water of crystallisation.
Advertisements
उत्तर
Name: Copper sulphate pentahydrate
Formula: CuSO4.5H2O
APPEARS IN
संबंधित प्रश्न
The pH of a salt used to make tasty and crispy pakoras is 14. Identify the salt and write a chemical equation for its formation. List its two uses.
Write the chemical name and formula of common salt.
How is common salt obtained from sea-water?
Name the salt which is used as a preservative in pickles, and in curing meat and fish.
The aqueous solution of one of the following salts will turn phenolphthalein indicator pink. This salt is:
A salt is dissolved in water and the pH of this salt solution is measured with a universal indicator paper. If the pH of solution is less than 7, the salt is most likely to be ______.
Give one example of a salt which gives an aqueous solution having:
pH equal to 7
Give one example of a salt which gives an aqueous solution having:
pH more than 7
name two salts which are acidic.
name two salts which are basic.
Name two salts which are neutral when dissolved in water.
Define the following term:
Hygroscopy
Answer the questions below relating your answers only to salts in the following list: Sodium chloride, anhydrous calcium chloride, copper sulphate-5-water?
- What name is given to the water in the compound copper sulphate-5-water?
- If copper sulphate-5-water is heated, anhydrous coppersulphate is formed. What is its colour?
- By what means, other than healing, could you dehydrate copper sulphate-5-water and obtain anhydrous coppersulphate?
- Which one of the salts in the given list is deliquescent?
Name two carbonates which do not produce carbon dioxide on heating.
Name gases which has a sour taste.
Identify the following substance:
Gas C has an offensive smell like rotten eggs.
Many salts absorb water from the atmosphere. This property is called:
Salt which is formed by the partial replacement of hydrogen ions of an acid by a metal is called ______.
How is normal salt obtained? Give a suitable reaction.
