Select Chapter Topics:
Q. No.The compound that cannot act as both an oxidizing and reducing agent is:
1.
\(H_2O_2\)
2.
\(HNO_2\)
3.
\(H_2SO_3\)
4.
\(H_3PO_4\)
Subtopic: Oxidizing & Reducing Agents |
62%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
Which of the following sets of species contains only those that can undergo a disproportionation reaction?
| 1. | \(\mathrm{ClO_2^-,MnO^-_4}\) and \(\mathrm{CrO^{2-}_{7}}\) |
| 2. | \(\mathrm{ClO_2^-}\) and \(\mathrm{Mn^{3+}}\) |
| 3. | \(\mathrm{ClO^-_4,MnO^-_4}\)and \(\mathrm{ClO^-_2}\) |
| 4. | \(\mathrm{Cr_2O^{2-}_7,MnO^-_4}\) and \(\mathrm{Cl_2}\) |
Subtopic: Redox Titration & Type of Redox |
69%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
Find the sol produced when AgNO₃ solution is added to the KI solution from the following options:
1. AgI/Ag⁺
2. KI/NO₃⁻
3. AgNO₃/NO₃⁻
4. AgI/I⁻
Subtopic: Redox Titration & Type of Redox |
57%
Level 3: 35%-60%
Please attempt this question first.
Hints
Please attempt this question first.
The species given below that does not show a disproportionation reaction is:
| 1. | \(\text{BrO}^-\) | 2. | \(\text{BrO}^-_4\) |
| 3. | \(\text{BrO}^-_3\) | 4. | \(\text{BrO}^-_2\) |
Subtopic: Introduction to Redox and Oxidation Number |
77%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
Among the following, which is the strongest oxidizing agent?
1. \(Mn^{3+}\)
2. \(Fe^{3+}\)
3. \(Ti^{3+}\)
4. \(Cr^{3+}\)
1. \(Mn^{3+}\)
2. \(Fe^{3+}\)
3. \(Ti^{3+}\)
4. \(Cr^{3+}\)
Subtopic: Oxidizing & Reducing Agents |
68%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
Which one of the following forms when \(\text{Cu}^{2+}\) salt reacts with potassium iodide?
1. \(\text{CuI}\)
2. \(\mathrm{Cu_2I_2}\)
3. \(\mathrm{Cu(I_3)_2}\)
4. \(\mathrm{Cu_2I_3}\)
Subtopic: Redox Titration & Type of Redox |
84%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
Identify the process in which a change in the oxidation state is five:
1. \(\mathrm{MnO}_4^{-} \rightarrow \mathrm{Mn}^{2+}\)
2. \(\mathrm{CrO}_4^{2-} \rightarrow \mathrm{Cr}^{3+}\)
3. \(\mathrm{C}_2 \mathrm{O}_4^{2-} \rightarrow 2 \mathrm{CO}_2\)
4. \(\mathrm{Cr}_2 \mathrm{O}_7^{2-} \rightarrow 2 \mathrm{Cr}^{3+}\)
1. \(\mathrm{MnO}_4^{-} \rightarrow \mathrm{Mn}^{2+}\)
2. \(\mathrm{CrO}_4^{2-} \rightarrow \mathrm{Cr}^{3+}\)
3. \(\mathrm{C}_2 \mathrm{O}_4^{2-} \rightarrow 2 \mathrm{CO}_2\)
4. \(\mathrm{Cr}_2 \mathrm{O}_7^{2-} \rightarrow 2 \mathrm{Cr}^{3+}\)
Subtopic: Oxidizing & Reducing Agents |
91%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
\(10.0 ~\text{mL}\) of \(\mathrm{Na_2CO_3}\) solution is titrated against \(0.2~\text{M HCl}\) solution. The following titre value of 5 readings were recorded :
\(\text{4.8 ml, 4.9 ml, 5.0 ml, 5.1 ml and 5.0 ml}\)
Based on these readings, and convention of titrimetric estimation the concentration of \(\mathrm{Na_2CO_3}\) solution in mM is: (Round off to the Nearest Integer).
1. 25
2. 50
3. 60
4. 85
\(\text{4.8 ml, 4.9 ml, 5.0 ml, 5.1 ml and 5.0 ml}\)
Based on these readings, and convention of titrimetric estimation the concentration of \(\mathrm{Na_2CO_3}\) solution in mM is: (Round off to the Nearest Integer).
1. 25
2. 50
3. 60
4. 85
Subtopic: Redox Titration & Type of Redox |
77%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.
Find the value of x when 15 mL of an acidic aqueous Fe²⁺ solution completely reacts with 20 mL of 0.03 M K₂Cr₂O₇ solution.
The molarity of the Fe²⁺ solution is expressed as x × 10⁻² M.
(Round off x to the nearest integer.)
1. 14
2. 20
3. 24
4. 30
The molarity of the Fe²⁺ solution is expressed as x × 10⁻² M.
(Round off x to the nearest integer.)
1. 14
2. 20
3. 24
4. 30
Subtopic: Redox Titration & Type of Redox |
85%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
When \(10 ~ml\) of an aqueous solution of \(KMnO_4\) was titrated in acidic medium, equal volume of \(0.1~ M\) of an aqueous solution of ferrous sulphate was required for complete discharge of colour. How much is the strength of \(KMnO_4\) in grams per litre is \(x \times 10^{-2}\), The value of \(x\) is:
[Atomic mass of \({K}=39, {Mn}=53, {O}=16]\)
1. 230
2. 284
3. 316
4. 368
[Atomic mass of \({K}=39, {Mn}=53, {O}=16]\)
1. 230
2. 284
3. 316
4. 368
Subtopic: Redox Titration & Type of Redox |
79%
Level 2: 60%+
Please attempt this question first.
Hints
Select Chapter Topics:
© 2026 GoodEd Technologies Pvt. Ltd.