Fluorine reacts with ice as per the following reaction
H2O(s) + F2(g) → HF(g) + HOF(g)
This reaction is a redox reaction because-
1. | F2 is getting oxidized. | 2. | F2 is getting reduced. |
3. | Both (1) and (2)
|
4. | None of the above. |
The correct statement(s) about the given reaction is -
\(\small\mathrm{{X} eO_{6 (aq)}^{4 -} + 2 F^{- 1}_{(aq)} + 6 H^{+}_{(aq )} \rightarrow}~\mathrm{{X} eO_{3 (g)} + {F}_{2 (g)} + 3 H_{2} O_{(l)}}\)
1. oxidises F-
2. The oxidation number of F increases from -1 to zero
3. is a stronger oxidizing agent that
4. All of the above
The oxidising agent and reducing agent in the given reaction are
1. Oxidising agent = ; Reducing agent =
2. Oxidising agent = ; Reducing agent =
3. Oxidising agent = ; Reducing agent =
4. None of the above
The balanced equation for the reaction between chlorine and sulphur dioxide in water is:
1. | Cl2(s) + SO2(aq) + 2H2O(I) →2Cl-(aq) + SO42-(aq) + 4H+(aq) |
2. | 3Cl2(s) + SO2(aq) + 2H2O(I) →Cl-(aq) + SO42-(aq) + 3H+(aq) |
3. | Cl2(s) + 3SO2(aq) + H2O(I) →Cl-(aq) + 2SO42-(aq) + 4H+(aq) |
4. | 2Cl2(s) + SO2(aq) + H2O(I) →2Cl-(aq) + SO42-(aq) + 4H+(aq) |
Consider the given data:
Using the electrode potential values given above, identify the reaction which is not feasible:
1. | Fe3+(aq) and I- aq) |
2. | Ag+(aq) and Cu(s) |
3. | Fe3+(aq) and Cu(s) |
4. | Ag(s) and Fe3+(aq) |
The correct statement about the electrolysis of an aqueous solution of with Pt electrode is:
1. | Pt(s) gets oxidized at cathode whereas Ag + ( aq ) gets reduced at anode |
2. | Ag+ (aq) gets reduced at cathode and is oxidized at anode |
3. | Ag+ (aq) gets reduced at cathode whereas water is oxidized at anode |
4. | Ag (s) gets oxidized at cathode whereas H2O is oxidised at anode |
The correct statement about electrolysis of an aqueous solution of with Pt electrode is-
1. | Cu2+ ion reduced at the cathode; Cl- ion oxidized at the anode |
2. | Cu2+ ion reduced at the anode; Cl- ion oxidized at the cathode |
3. | Cu2+ ion reduced at the cathode; H2O ion oxidized at the anode |
4. | H2O ion reduced at the cathode; Cl- ion oxidized at the anode |
The oxidizing agent and reducing agent in the given reaction are :
1. Oxidising agent = ; Reducing agent =
2. Oxidising agent = ; Reducing agent =
3. Oxidising agent = ; Reducing agent =
4. Oxidising agent = ; Reducing agent =
The oxidising agent and reducing agent in the given reaction are :
1. Oxidizing agent = H2O2; Reducing agent =
2. Oxidizing agent = ; Reducing agent =
3. Oxidizing agent = H2O2; Reducing agent = H2O2
4. None of the above
Given that:
\(\begin{aligned} &E_{\mathrm{O}_{2} / \mathrm{H}_{2} \mathrm{O}}^{\Theta}=+1.23 \mathrm{~V} ; E_{S_{2} \mathrm{O}_{8}^{2-} / \mathrm{{SO}_{4}}^{-2}}=2.05 \mathrm{~V} \\ &E_{\mathrm{Br}_{2} / \mathrm{Br}^{-}}^{\Theta}=+1.09 \mathrm{~V} ; E_{A u^{3+} / A u}^{\Theta}=+1.4 \mathrm{~V} \end{aligned}\)
Which of the following is the strongest oxidizing agent?
1. \(\mathrm{S}_2 \mathrm{O}_8^{2-}\)
2. \(\mathrm{O}_2\)
3. \(A u^{3+}\)
4. \(B r_2\)