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प्रश्न
Name two sulphates which are insoluble.
उत्तर
Barium sulphate (BaSO4) and lead sulphate (PbSO4)
संबंधित प्रश्न
Write the reactions of SO2 and oxides of nitrogen which leads to acid rain formation.
Choose the correct answer from the options given below:
Which one is the acidic salt?
What is meant by the term weak acid?
Give the name and formula of the acid salt which gives sodium ions and sulphate ions in solution.
Select the correct answer from the choices a,b,c and d which are given.Write only the letter corresponding to the correct answer.
An example of a complex salt is
Define the following and give two examples in case a normal salt .
Why is toothpaste basic?
State the terms/process for the following:
A type of salt formed by partial replacement of hydroxyl radicals with an acid radical.
From the formula listed below, choose one, in the following case, corresponding to the salt having the given description:
AgCl, CuCO3, CuSO4.5H2O, KNO3, NaCl, NaHSO4, Pb(NO3)2, ZnCO3, ZnSO4.7H2O.
On treating with concentrated sulphuric acid, this salt changes from blue to white.
Match the following in column A with the correct answer from the choices given in column B:
| Column A | Column B |
| 1. Ammonium hydroxide solution | (i) Contains only ions |
| 2. Dilute hydrochloric acid | (ii) Contains only molecules |
| 3. Carbon tetrachloride | (iii) Contains ions and molecules |
