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Fill in the Blanks - Chemistry

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प्रश्न

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 ______.

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उत्तर

A base is a compound which if soluble in water contains hydroxyl ions. A base reacts with an acid to form salt and water only. This type of reaction is known as Neutralization.

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पाठ 3: Study Of Acids, Bases and Salts - Exercise 6 [पृष्ठ ७५]

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फ्रँक Chemistry Part 2 [English] Class 10 ICSE
पाठ 3 Study Of Acids, Bases and Salts
Exercise 6 | Q 2.2 | पृष्ठ ७५

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संबंधित प्रश्‍न

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]

An insoluble chloride.


Name the ions furnished by bases in solution.


Give one example : A basic oxide which is insoluble in water.


Give one example : A hydroxide which is insoluble in water.


Give one example : A weak mineral acid.


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)

Why is the direct addition of dilute sulphuric acid to lead carbonate an impractical method of preparing lead sulphate?


Fill in the blank.
An acid is a compound which when dissolved in water forms hydronium ions as the only ______ ions.


Solution A is a sodium hydroxide solution. Solution B is a weak acid. Solution C is dilute sulphuric acid. Which solution will.
(i) Liberate sulphur dioxide from sodium sulphite
(ii) Give a white precipitate with zinc sulphate solution,(iii) Contain solute molecules and ions?

 


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


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.)

What is the first step that is required to prepare Lead sulphate from Lead carbonate?


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