Some Important Compounds of Elements of S-block

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Some Important Compounds of Elements of S-block: Overview

This topic covers concepts such as compounds of alkali metals, sodium carbonate, Solvay's process, physical properties of sodium carbonate, and crystalline decahydrate form of sodium carbonate.

Important Questions on Some Important Compounds of Elements of S-block

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 1

When   H 2 O 2 is oxidised, the product is

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 2

When a substance A reacts with water it produces a combustible gas B and a solution of substance C in water. When another substance D reacts with this solution of C, it also produces the same gas B on warming but D can produce gas B on reaction with dilute sulphuric acid at room temperature. A imparts a deep golden yellow colour to a smokeless flame of Bunsen burner. A, B, C and D respectively are

                                                                                               

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 3

The substance not likely to contain CaCO3 is

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 4

The products of the reaction between aqueous solutions of K4[Fe(CN)6] and 12H2O2 are

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 5

In the given reaction cycle

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X, Y and Z respectively are

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 6

Number of water molecules in washing soda and soda ash respectively are :

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 7

Water of crystallization in soda ash and washing soda is respectively. 

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 8

Write the preparation and properties of H2O2.

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 9

In which of the following reaction,H2​O2 ​ acts neither as an oxidizer nor as a reducer

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 10

NaOH can be transported in the container made up of:

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 11

When we find n factor of H2O2, why did we do it with respect to oxygen?

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 12

Fe(CN)63- is reduced to Fe(CN)64- by using

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 13

A white salt X reacts with an aqueous solution of BaCl2 to form a white precipitate. The salt X can be:

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 14

During the Solvay process, _____ is one of the products formed when calcium hydroxide is reacted with ammonium chloride. A white solid is formed and disposed in oceans.

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 15

Why can't potassium carbonate K2CO3 be made by Solvay process?

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 16

What is washing soda? State two properties of washing soda.

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 17

A salt is obtained using common salt as a raw material. It is used in glass, soap and paper industries and also used in the manufacture of sodium compounds such as borax. Identify the salt.

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 18

What is the role of caustic soda in the industrial cleaning process?

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 19

What is sodium hydroxide?

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Chemistry>Elements of Group 1 and Group 2>Some Important Compounds of Elements of S-block> Q 20

How is sodium hydroxide prepared commercially.