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JEE Main

IMPORTANT

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A substance $A$ , which sublimes on heating, forms nitrate when treated with $HCl$ and a small quantity of ${NaNO}_{2}$ . Suggest from this information a suitable test for $A$ .

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Important Questions on Qualitative Inorganic Salt Analysis

MEDIUM

JEE Main

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Inorganic Chemistry Part - 2 JEE Main & Advanced>Chapter 8 - Qualitative Inorganic Salt Analysis>DPP>Q 10

Turnbull's blue and Prussian's blue respectively are

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MEDIUM

JEE Main

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Inorganic Chemistry Part - 2 JEE Main & Advanced>Chapter 8 - Qualitative Inorganic Salt Analysis>DPP>Q 11

When

H_{2} S

gas is passed through aqueous

HCl

solution containing

{CuCl}_{2}, {BiCl}_{3}, {CoCl}_{2} and {HgCl}_{2},

we do not get a precipitate of

MEDIUM

JEE Main

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Inorganic Chemistry Part - 2 JEE Main & Advanced>Chapter 8 - Qualitative Inorganic Salt Analysis>DPP>Q 12

Three samples of the same salts are taken separately. Excess of

{NH}_{4} OH

gives white precipitate with the first sample. The second sample gives white precipitate with

NaCl

. The third sample gives black precipitate when

H_{2} S

gas is passed through the solution. The possible salt is

MEDIUM

JEE Main

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Inorganic Chemistry Part - 2 JEE Main & Advanced>Chapter 8 - Qualitative Inorganic Salt Analysis>DPP>Q 13

In the borax bead test of

{Co}^{2 +}

, the blue colour of bead is due to the formation of:

MEDIUM

JEE Main

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Inorganic Chemistry Part - 2 JEE Main & Advanced>Chapter 8 - Qualitative Inorganic Salt Analysis>DPP>Q 14

Aq. Solution of $' X'$ reacts with ${Na}_{3} [Co {({NO}_{2})}_{6}]$ to form yellow precipitate. The cation(s) present in $' X'$ is/are:

MEDIUM

JEE Main

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Inorganic Chemistry Part - 2 JEE Main & Advanced>Chapter 8 - Qualitative Inorganic Salt Analysis>DPP>Q 15

Potassium chromate solution is added to aqueous solutions of metal nitrate. The yellow precipitate thus obtained is insoluble in acetic acid. These are subjected to flame test, flame colour of individual precipitate is/are

HARD

JEE Main

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Inorganic Chemistry Part - 2 JEE Main & Advanced>Chapter 8 - Qualitative Inorganic Salt Analysis>DPP>Q 16

Which of the following aqueous solution of cation(s) give(s) white precipitate with

NaOH

and

{NH}_{4} OH

solution and formed precipitate is/are further completely dissolved in one of the excess reagent?

MEDIUM

JEE Main

IMPORTANT

Chapterwise/Topicwise Daily Practice Problems (DPP) Inorganic Chemistry Part - 2 JEE Main & Advanced>Chapter 8 - Qualitative Inorganic Salt Analysis>DPP>Q 17

Saturated solution of

{SO}_{2}

is heated at

150 ° C

in a closed container. The product obtained is treated with

{BaCl}_{2}

solution. What is/are the most suitable observation(s)?

A substance A , which sublimes on heating, forms nitrate when treated with HCl and a small quantity of NaNO2. Suggest from this information a suitable test for A.

Important Questions on Qualitative Inorganic Salt Analysis

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A substance $A$ , which sublimes on heating, forms nitrate when treated with $HCl$ and a small quantity of ${NaNO}_{2}$ . Suggest from this information a suitable test for $A$ .