The salt prepared by the method of direct combination is ____________.

Iron(II) chloride

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Iron(III) chloride

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Sodium Chloride

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Alum

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Solution

The correct option is B Iron(III) chloride
Iron (III)chloride i prepared by direct combination as:
$2 F e (h e a t e d) i r o n + 3 {C l}_{2} c h l o r i n e (g) \to 2 F e {C l}_{3} f e r r i c c h l o r i d e$
Option B is correct.

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Similar questions

Answer the following questions related to salts and their preparations :

(a) What is a 'salt'?

(b) What kind of salt is prepared by precipitation?

(c) Name a salt prepared by a direct combination. Write an equation for the reaction that takes place in preparing the salt you have named.

(d) Name the procedure used to prepare a sodium salt such as sodium sulphate.

Salts are prepared by the following methods

(a) Direct combination

(b) Displacement

(d) Neutralisation of insoluble base

(e) Neutralisation of an alkali (titration)

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 salts by giving a suitable equation in each case :

1. Anhydrous ferric chloride, 2. Lead chloride,

3. Sodium sulphate, 4. Copper sulphate.

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