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प्रश्न
Name a salt prepared by direct combination. Write an equation for the reaction that takes place in preparing the salt you have named.
Answer the following question related to salts and their preparations:
Name a salt prepared by direct combination. Write an equation for the reaction that takes place in preparing the salt you have named.
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उत्तर
A salt prepared by direct combination is Iron (III) chloride.
\[\ce{\underset{Sodium}{2Na_{(s)}}+\underset{Chlorine}{Cl2_{(g)}}->[\Delta]\underset{Sodium chloride}{2NaCl_{(s)}}}\]
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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
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 kind of particles present in carbonic acid.
Define in term of ionization an acid.
Give one example : Basic oxide which is soluble in water.
What is the term defined below?
A base which is soluble in water.
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
From the list of the following salts choose the salt that most appropriately fits the description given in the following :
[ AgCl, MgCl2, NaHSO4, PbCO3, ZnCO3, KNO3, Ca(NO3)2 ]
(i) A deliquescent salt
(ii) An insoluble chloride
(iii) On heating this salt gives a yellow residue when hot and white when cold
(iv) On heating this salt, a brown coloured to prepare the following salts:
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.
