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प्रश्न
Give one example : A hydrogen containing compound which is not an acid.
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उत्तर
NH3
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संबंधित प्रश्न
Name the ion that turns red litmus blue.
Name the ions furnished by an acid.
Define the term neutralization, if one mole of a strong acid reacts with one mole of a strong base, the heat produced is always the same. Why?
Give one example : A base which is not an alkali.
The preparation of lead sulphate from lead carbonate is a two step process (lead sulphate cannot be prepared by adding dilute sulphuric acid to lead carbonate.)
Write the equation for the reaction that will take place when this first step is carried out.
Fill in the blank.
An acid is a compound which when dissolved in water forms hydronium ions as the only ______ ions.
Choose the correct answer:
The salt which in solution gives a pale precipitate with sodium hydroxide solution and a white precipitate with barium chloride solution is:
State the term defined by the following sentence:
The insoluble solid formed when two solutions are mixed together.
The following is a list of methods for the preparation of salts.
A – direct combination of two elements
B – reaction of a dilute acid with a metal.
C – reaction of a dilute acid with an insoluble base.
D – titration of a dilute acid with a solution of soluble base.
E – reaction of two solutions of salts to form a precipitate.
Choose from the above list A to E, the best method of preparing the following salt by giving a suitable equation in the following case:
Lead chloride.
A black coloured solid which on reaction with dilute sulphuric acid forms a blue coloured solution is ______.
