Advertisements
Advertisements
प्रश्न
What is a ‘salt’?
Answer the following question related to salts and their preparations:
What is a 'salt'?
Advertisements
उत्तर
Salt is a compound formed by the partial or total replacement of the ionizable hydrogen atoms of an acid by a metallic ion or an ammonium ion.
संबंधित प्रश्न
From the list of the following salts choose the salt that most appropriately fits the
description is given in the following:
[AgCl, MgCl2, NaHSO4, PbCO3, ZnCO3, KNO3, Ca(NO3)2]
On heating, this salt gives a yellow residue when hot and white when cold
What happens when a few drops of water are added to anhydrous copper sulphate? Explain with the help of an equation.
Explain why chlorine is used for sterilising drinking water supply.
What is meant by 'hydrated' and 'anhydrous' salts? Explain with examples.
You are asked to prepare hard water in your laboratory. Select a group from the following groups of salts, any salt of which you may dissolve in distilled water to obtain hard water.
(A) NaCl; Na2SO4; KCl
(B) NaCl; CaCl2; KCl
(C) CaCl2; CaSO4; MgSO4
(D) Na2SO4; CaSO4; MgSO4
Define the following term:
Hygroscopy
Give four substances which contain water of crystallization and write their common name.
Outline the steps required to convert hydrogen chloride to anhydrous iron (III) chloride. Write the equations for the reactions.
Name two carbonates which do not produce carbon dioxide on heating.
Which of the following is not an acidic salt?
