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प्रश्न
Name the anion present in the following compound:
Compound A, when warmed with concentrated sulphuric acid, gives a gas which fumes in moist air and which gives dense white fumes with ammonia.
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उत्तर
Compound A is NaCl and the anion is [Cl–].
संबंधित प्रश्न
Complete and balance the following chemical equations:
`NaCI (aq) + H_2O (l) `
Complete and balance the following chemical equations:
`NaCl + NH_3 + H_2O +CO_2`→
What happens when a few drops of water are added to anhydrous copper sulphate? Explain with the help of an equation.
What happens when a concentrated solution of sodium chloride (brine) is electrolysed? Write the equation of the reaction involved.
How many molecules of water of crystallisation (per formula unit) are present in:
copper sulphate crystals?
Explain ‘salt hydrolysis’
Identify the following substance:
Gas C has an offensive smell like rotten eggs.
The acid reacts with a base to form a neutral product called ______.
An aqueous solution of a salt turns blue litmus to red. The salt could be the one obtained by the reaction of ______.
You are provided with the list of chemicals mentioned below in the box:
| Sodium hydroxide solution, copper carbonate, zinc, hydrochloric acid, copper, dilute sulphuric acid, chlorine, iron |
Using suitable chemicals from the list given, write a balanced chemical equation for the preparation of the salt mentioned below:
Copper sulphate
