Advertisements
Advertisements
Question
Name the salt formed when sulphuric acid is added to sodium hydroxide and write its pH.
Advertisements
Solution
\[\ce{2NaOH + H_2SO4 ->Na2SO4 + 2H2O}\]
Sodium sulphate is the salt that is created. Since it is a neutral salt created by the neutralisation of a powerful acid and a powerful base, its pH value is 7.
APPEARS IN
RELATED QUESTIONS
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, a brown colored gas is evolved.
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.
What name is given to the common salt which is mined from underground deposits? How was this salt formed?
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 ______.
When the concentrated aqueous solution of substance X is electrolysed, then NaOH, Cl2 and H2 are produced. Name the substance X. What is the special name of this process?
Taking sodium carbonate as an example, give the meaning of the following terms:
Water of crystallization
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?
One of the constituents of baking powder is sodium hydrogencarbonate. The other constituent is :
An aqueous solution of a salt turns blue litmus to red. The salt could be the one obtained by the reaction of ______.
