Which of the following is a general method of preparing a...
Which of the following is a general method of preparing acids?
Direct combination of constituent elements
Double decomposition involving a salt solution
Reaction between an anhydride and water
Reaction between a base and an amphoteric oxide
Dissolution of hydroxides followed by neutralization
Correct answer is C
There are several methods of preparation of acids. These include the following:
1. By the reaction between an acidic oxide of a non-metal (acid anhydride) and water.
SO2(g) + H2O(l) → H2SO3(aq) Trioxosulphate(IV)
P4010(s) + 2H2O(l) → 4HPO3(aq) Trioxophosphate(V)
The furring of kettles is caused by the presence of what compound in water? ...
Clothes should be properly rinsed with water after bleaching because ...
The most malleable metal is ...
What is the atomic number of Lawrencium? ...
How many grams of H2SO4 are necessary for the preparation of 0.175 dm3 of M 6.00 M H2SO4? (S = 32...
From the above diagram; The caustic soda in the conical flask serves to ...