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Practice Salt Analysis - Inorganic Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
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| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| JEE Main 2026 (Online) 2nd April Morning Shift | 2026 | 1 | View paper |
| JEE Main 2026 (Online) 4th April Evening Shift | 2026 | 1 | View paper |
| JEE MAIN 2026 ONLINE 24TH JANUARY EVENING SHIFT | 2026 | 1 | View paper |
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| JEE MAIN 2025 ONLINE 24TH JANUARY MORNING SHIFT | 2025 | 1 | View paper |
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| JEE MAIN 2024 ONLINE 30TH JANUARY EVENING SHIFT | 2024 | 1 | View paper |
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| JEE MAIN 2023 ONLINE 13TH APRIL EVENING SHIFT | 2023 | 1 | View paper |
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| JEE MAIN 2022 ONLINE 27TH JUNE EVENING SHIFT | 2022 | 1 | View paper |
| JEE MAIN 2022 ONLINE 29TH JUNE EVENING SHIFT | 2022 | 1 | View paper |
| JEE Main 2021 (Online) 25th February Evening Shift | 2021 | 1 | View paper |
| JEE MAIN 2021 ONLINE 20TH JULY EVENING SHIFT | 2021 | 1 | View paper |
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| JEE MAIN 2020 ONLINE 7TH JANUARY MORNING SLOT | 2020 | 1 | View paper |
| JEE MAIN 2017 ONLINE 8TH APRIL MORNING SLOT | 2017 | 1 | View paper |
Practice every matching question in batches of 20, with every available option.
| Test/Method | Reagent |
|---|---|
| (i) Lucas Test | (a) C6H5SO2Cl/ aq. KOH |
| (ii) Dumas method | (b) HNO3/ AgNO3 |
| (iii) Kjeldahlβs method | (c) CuO/CO2 |
| (iv) Hinsberg test | (d) Conc. HCl and ZnCl2 |
| (e) H2SO4 |
| List - I (Metal Ion) |
List - II (Group of Qualitative analysis) |
||
|---|---|---|---|
| (a) | $$M{n^{2 + }}$$ | (i) | Group - III |
| (b) | $$A{s^{3 + }}$$ | (ii) | Group - IIA |
| (c) | $$C{u^{2 + }}$$ | (iii) | Group - IV |
| (d) | $$A{l^{3 + }}$$ | (iv) | Group - IIB |
In the flame test of a mixture of salts, a green flame with blue centre was observed. Which one of the following cations may be present?
During the qualitative analysis of salt with cation y2+, addition of a reagent (X) to alkaline solution of the salt gives a bright red precipitate. The reagent (X) and the cation (y2+) present respectively are :
During halogen test, sodium fusion extract is boiled with concentrated HNO3 to
Match List I with List II.
| List-I (Anion) |
List-II (gas evolved on reaction with dil.H\(_2\)SO\(_2\)) |
||
|---|---|---|---|
| (A) | CO\({_3^{2 - }}\) | I. | Colourless gas which turns lead acetate paper black. |
| (B) | S\(^{2 - }\) | II. | Colourless gas which turns acidified potassium dichromate solution green. |
| (C) | SO\({_3^{2 - }}\) | III. | Brown fumes which turns acidified KI solution containing starch blue. |
| (D) | NO\({_2^ - }\) | IV. | Colourless gas evolved with brisk effervescence, which turns lime water milky. |
Choose the correct answer from the options given below :
A white precipitate was formed when BaCl2 was added to water extract of an inorganic salt. Further, a gas 'X' with characteristic odour was released when the formed white precipitate was dissolved in dilute HCl. The anion present in the inorganic salt is
When a solution of mixture having two inorganic salts was treated with freshly prepared ferrous sulphate in acidic medium, a dark brown ring was formed whereas on treatment with neutral \(\mathrm{FeCl}_{3}\), it gave deep red colour which disppeared on boiling and a brown red ppt was formed. The mixture contains :
In the wet tests for detection of various cations by precipitation, \(\mathrm{Ba}^{2+}\) cations are detected by obtaining precipitate of
Match the List-I with List-II :
| List-I Cations |
List-II Group reagents |
||
|---|---|---|---|
| A. | $$\mathrm{Pb^{2+},Cu^{2+}}$$ | i) | \(\mathrm{H_2S}\) gas in presence of dilute HCl |
| B. | $$\mathrm{Al^{3+},Fe^{3+}}$$ | ii) | \(\mathrm{(NH_4)_2CO_3}\) in presence of \(\mathrm{NH_4OH}\) |
| C. | $$\mathrm{Co^{2+},Ni^{2+}}$$ | iii) | \(\mathrm{NH_4OH}\) in presence of \(\mathrm{NH_4Cl}\) |
| D. | $$\mathrm{Ba^{2+},Ca^{2+}}$$ | iv) | H2S in presence of NH4OH |
Correct match is -
Match List I with List II
| List I Elements |
List II Colour imparted to the flame |
||
|---|---|---|---|
| A. | K | I. | Brick Red |
| B. | Ca | II. | Violet |
| C. | Sr | III. | Apple Green |
| D. | Ba | IV. | Crimson Red |
Choose the correct answer from the options given below :
In the wet tests for identification of various cations by precipitation, which transition element cation doesn't belong to group IV in qualitative inorganic analysis?
Formation of which complex, among the following, is not a confirmatory test of \(\mathrm{Pb}^{2+}\) ions :
Number of metal ions characterized by flame test among the following is ________.
$$\mathrm{Sr}^{2+}, \mathrm{Ba}^{2+}, \mathrm{Ca}^{2+}, \mathrm{Cu}^{2+}, \mathrm{Zn}^{2+}, \mathrm{Co}^{2+}, \mathrm{Fe}^{2+}$$
Given below are two statements :
Statement (I) : The gas liberated on warming a salt with dil \(\mathrm{H}_2 \mathrm{SO}_4\), turns a piece of paper dipped in lead acetate into black, it is a confirmatory test for sulphide ion.
Statement (II) : In statement-I the colour of paper turns black because of formation of lead sulphite. In the light of the above statements, choose the most appropriate answer from the options given below :
Showing 20 of 43 questions