Advertisements
Advertisements
प्रश्न
Name the particles present in :
Strong electrolyte
उत्तर
Strong electrolyte NaCl→ Na++ Cl+
APPEARS IN
संबंधित प्रश्न
The salt prepared by the method of direct combination is _______.
State whether the following statement is true or false:
Copper sulphate crystals are always wet due to the presence of water of crystallisation in them.
Name the major salt present in sea-water.
Name the salt which is used as preservative in pickles, and in curing meat and fish.
Why is the electrolysis of a concentrated solution of sodium chloride known as chlor-alkali process?
Consider the following salts:
Na2CO3, NaCl, NH4Cl, CH3COONa, K2SO4, (NH4)2SO4
Which of these salts will give:
basic solutions (or alkaline solutions)?
How many molecules of water of crystallisation (per formula unit) are present in:
copper sulphate crystals?
name two salts which are neutral, when dissolved in water.
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
Answer the following questions below, relating your answers only to salts in the following list:
Sodium chloride, anhydrous calcium chloride, copper sulphate-5-water.
(i) What is the name given to the water in the compound copper sulphate-5-water?
(ii) If copper sulphate-5-water is heated, the water is driven off leaving anhydrous copper sulphate. What is the colour of anhydrous copper sulphate?
(iii) By what means, other than heating, you can dehydrate copper sulphate-5-water and obtain anhydrous copper sulphate?
(iv) Which one of the salts in the given list is deliquescent?
