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प्रश्न
Draw the structure of the stable positive ion formed when an acid dissolves in water.
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उत्तर
The stable positive ion formed when an acid dissolves in water is hydronium ion.
The structure of hydronium ion (H3O+) is as follows:
\[\ce{HCl + H2O -> H2O+ + Cl-}\]
\[\begin{array}{cc}
\ce{H - \overset{\bullet\bullet}{\mathbf{O}} - H}\\
|\\
\phantom{.}\ce{H}\
\end{array}\]
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संबंधित प्रश्न
Identify the anion present in the following compounds:
A salt D on treatment with dilute sulphuric acid produces a gas which turns lime water milky but has no effect on acidified potassium dichromate solution
Define in term of ionization an acid.
Name the ions furnished by bases in solution.
Name the ions furnished by a weak alkali.
Give one example : An oxide which is a base.
Fill in the blanks.
A base is a compound which if soluble in water contains ______ ions. A base reacts with an acid to form ______ and water only. This type of reaction is known as ______.
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:
Identify the anion present of the following compound:
A salt D on treatment with dilute sulphuric acid produces a gas which turns lime water milky but has no effect on acidified potassium dichromate solution
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
B is an insoluble salt.
Making use only of substances chosen from those given below:
(Dilute sulphuric acid, sodium carbonate, Zinc, sodium sulphite, Lead, calcium carbonate)
Give the equation for the reaction by which you could obtain carbon dioxide.
