2 In atmosphere, \({O_3}\) from \({O_2}\) by lightning
3 Evaporation of \({H_2}O\)
4 Nitrogen oxides form nitrogen and oxygen by lightning
Explanation:
\(\mathop {2{N_2}}\limits^0 + \mathop {{O_2}}\limits^{0{\mkern 1mu} {\mkern 1mu} } \to \mathop {\mathop {2N}\limits^{{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} + 2} {\mkern 1mu} \mathop {{\text{ }}O}\limits^{ - 2} }\limits^{\mkern 1mu} \) Here \(O.N.\) of \(N\) increases from \(O\) in \({N_2}\) to \(+2 \) in \(NO, 2- \) and that of decreased from \(O\) in \({O_2}\) to \(-2 \) in \(O,\) therefore, it is a redox reaction.
Redox Reactions
18679
Equation \({H_2}S + {H_2}{O_2} \to S + 2{H_2}O\) represents
1 Acidic nature of\({H_2}{O_2}\)
2 Basic nature of \({H_2}{O_2}\)
3 Oxidising nature of \({H_2}{O_2}\)
4 Reducing nature of \({H_2}{O_2}\)
Explanation:
(c)The oxidation of \(S\) shows oxidising nature of \({H_2}{O_2}\).
Redox Reactions
18680
In the reaction \({C_2}O_4^{2 - } + MnO_4^ - + {H^ + }\, \to \,M{n^{2 + }} + C{O_2} + {H_2}O\) the reductant is
1 \({C_2}O_4^{2 - }\)
2 \(MnO_4^ - \)
3 \(M{n^{2 + }}\)
4 \({H^ + }\)
Explanation:
(a) \({C_2}O_4^{2 - } + MnO_4^ - + {H^ + } \to M{n^{2 + }} + C{O_2} + {H_2}O\). In this reaction \({C_2}O_4^{2 - }\) act as a reducing agent.
Redox Reactions
18681
A reducing agent is a substance which can
1 Accept electron
2 Donate electrons
3 Accept protons
4 Donate protons
Explanation:
(b) A substance which is capable of reducing other substances and is capable of donating electrons during reduction is called a reducing agent or reductant.
Redox Reactions
18682
Which of the following is the most powerful oxidizing agent
1 \({F_2}\)
2 \(C{l_2}\)
3 \(B{r_2}\)
4 \({I_2}\)
Explanation:
(a) Fluorine is a most powerful oxidizing agent because it consist of \({E^o} = + 2.5\,\,volt\).
2 In atmosphere, \({O_3}\) from \({O_2}\) by lightning
3 Evaporation of \({H_2}O\)
4 Nitrogen oxides form nitrogen and oxygen by lightning
Explanation:
\(\mathop {2{N_2}}\limits^0 + \mathop {{O_2}}\limits^{0{\mkern 1mu} {\mkern 1mu} } \to \mathop {\mathop {2N}\limits^{{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} + 2} {\mkern 1mu} \mathop {{\text{ }}O}\limits^{ - 2} }\limits^{\mkern 1mu} \) Here \(O.N.\) of \(N\) increases from \(O\) in \({N_2}\) to \(+2 \) in \(NO, 2- \) and that of decreased from \(O\) in \({O_2}\) to \(-2 \) in \(O,\) therefore, it is a redox reaction.
Redox Reactions
18679
Equation \({H_2}S + {H_2}{O_2} \to S + 2{H_2}O\) represents
1 Acidic nature of\({H_2}{O_2}\)
2 Basic nature of \({H_2}{O_2}\)
3 Oxidising nature of \({H_2}{O_2}\)
4 Reducing nature of \({H_2}{O_2}\)
Explanation:
(c)The oxidation of \(S\) shows oxidising nature of \({H_2}{O_2}\).
Redox Reactions
18680
In the reaction \({C_2}O_4^{2 - } + MnO_4^ - + {H^ + }\, \to \,M{n^{2 + }} + C{O_2} + {H_2}O\) the reductant is
1 \({C_2}O_4^{2 - }\)
2 \(MnO_4^ - \)
3 \(M{n^{2 + }}\)
4 \({H^ + }\)
Explanation:
(a) \({C_2}O_4^{2 - } + MnO_4^ - + {H^ + } \to M{n^{2 + }} + C{O_2} + {H_2}O\). In this reaction \({C_2}O_4^{2 - }\) act as a reducing agent.
Redox Reactions
18681
A reducing agent is a substance which can
1 Accept electron
2 Donate electrons
3 Accept protons
4 Donate protons
Explanation:
(b) A substance which is capable of reducing other substances and is capable of donating electrons during reduction is called a reducing agent or reductant.
Redox Reactions
18682
Which of the following is the most powerful oxidizing agent
1 \({F_2}\)
2 \(C{l_2}\)
3 \(B{r_2}\)
4 \({I_2}\)
Explanation:
(a) Fluorine is a most powerful oxidizing agent because it consist of \({E^o} = + 2.5\,\,volt\).
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Redox Reactions
18678
Which of the following is redox reaction
1 \({H_2}S{O_4}\) with \(NaOH\)
2 In atmosphere, \({O_3}\) from \({O_2}\) by lightning
3 Evaporation of \({H_2}O\)
4 Nitrogen oxides form nitrogen and oxygen by lightning
Explanation:
\(\mathop {2{N_2}}\limits^0 + \mathop {{O_2}}\limits^{0{\mkern 1mu} {\mkern 1mu} } \to \mathop {\mathop {2N}\limits^{{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} + 2} {\mkern 1mu} \mathop {{\text{ }}O}\limits^{ - 2} }\limits^{\mkern 1mu} \) Here \(O.N.\) of \(N\) increases from \(O\) in \({N_2}\) to \(+2 \) in \(NO, 2- \) and that of decreased from \(O\) in \({O_2}\) to \(-2 \) in \(O,\) therefore, it is a redox reaction.
Redox Reactions
18679
Equation \({H_2}S + {H_2}{O_2} \to S + 2{H_2}O\) represents
1 Acidic nature of\({H_2}{O_2}\)
2 Basic nature of \({H_2}{O_2}\)
3 Oxidising nature of \({H_2}{O_2}\)
4 Reducing nature of \({H_2}{O_2}\)
Explanation:
(c)The oxidation of \(S\) shows oxidising nature of \({H_2}{O_2}\).
Redox Reactions
18680
In the reaction \({C_2}O_4^{2 - } + MnO_4^ - + {H^ + }\, \to \,M{n^{2 + }} + C{O_2} + {H_2}O\) the reductant is
1 \({C_2}O_4^{2 - }\)
2 \(MnO_4^ - \)
3 \(M{n^{2 + }}\)
4 \({H^ + }\)
Explanation:
(a) \({C_2}O_4^{2 - } + MnO_4^ - + {H^ + } \to M{n^{2 + }} + C{O_2} + {H_2}O\). In this reaction \({C_2}O_4^{2 - }\) act as a reducing agent.
Redox Reactions
18681
A reducing agent is a substance which can
1 Accept electron
2 Donate electrons
3 Accept protons
4 Donate protons
Explanation:
(b) A substance which is capable of reducing other substances and is capable of donating electrons during reduction is called a reducing agent or reductant.
Redox Reactions
18682
Which of the following is the most powerful oxidizing agent
1 \({F_2}\)
2 \(C{l_2}\)
3 \(B{r_2}\)
4 \({I_2}\)
Explanation:
(a) Fluorine is a most powerful oxidizing agent because it consist of \({E^o} = + 2.5\,\,volt\).
2 In atmosphere, \({O_3}\) from \({O_2}\) by lightning
3 Evaporation of \({H_2}O\)
4 Nitrogen oxides form nitrogen and oxygen by lightning
Explanation:
\(\mathop {2{N_2}}\limits^0 + \mathop {{O_2}}\limits^{0{\mkern 1mu} {\mkern 1mu} } \to \mathop {\mathop {2N}\limits^{{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} + 2} {\mkern 1mu} \mathop {{\text{ }}O}\limits^{ - 2} }\limits^{\mkern 1mu} \) Here \(O.N.\) of \(N\) increases from \(O\) in \({N_2}\) to \(+2 \) in \(NO, 2- \) and that of decreased from \(O\) in \({O_2}\) to \(-2 \) in \(O,\) therefore, it is a redox reaction.
Redox Reactions
18679
Equation \({H_2}S + {H_2}{O_2} \to S + 2{H_2}O\) represents
1 Acidic nature of\({H_2}{O_2}\)
2 Basic nature of \({H_2}{O_2}\)
3 Oxidising nature of \({H_2}{O_2}\)
4 Reducing nature of \({H_2}{O_2}\)
Explanation:
(c)The oxidation of \(S\) shows oxidising nature of \({H_2}{O_2}\).
Redox Reactions
18680
In the reaction \({C_2}O_4^{2 - } + MnO_4^ - + {H^ + }\, \to \,M{n^{2 + }} + C{O_2} + {H_2}O\) the reductant is
1 \({C_2}O_4^{2 - }\)
2 \(MnO_4^ - \)
3 \(M{n^{2 + }}\)
4 \({H^ + }\)
Explanation:
(a) \({C_2}O_4^{2 - } + MnO_4^ - + {H^ + } \to M{n^{2 + }} + C{O_2} + {H_2}O\). In this reaction \({C_2}O_4^{2 - }\) act as a reducing agent.
Redox Reactions
18681
A reducing agent is a substance which can
1 Accept electron
2 Donate electrons
3 Accept protons
4 Donate protons
Explanation:
(b) A substance which is capable of reducing other substances and is capable of donating electrons during reduction is called a reducing agent or reductant.
Redox Reactions
18682
Which of the following is the most powerful oxidizing agent
1 \({F_2}\)
2 \(C{l_2}\)
3 \(B{r_2}\)
4 \({I_2}\)
Explanation:
(a) Fluorine is a most powerful oxidizing agent because it consist of \({E^o} = + 2.5\,\,volt\).
2 In atmosphere, \({O_3}\) from \({O_2}\) by lightning
3 Evaporation of \({H_2}O\)
4 Nitrogen oxides form nitrogen and oxygen by lightning
Explanation:
\(\mathop {2{N_2}}\limits^0 + \mathop {{O_2}}\limits^{0{\mkern 1mu} {\mkern 1mu} } \to \mathop {\mathop {2N}\limits^{{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} + 2} {\mkern 1mu} \mathop {{\text{ }}O}\limits^{ - 2} }\limits^{\mkern 1mu} \) Here \(O.N.\) of \(N\) increases from \(O\) in \({N_2}\) to \(+2 \) in \(NO, 2- \) and that of decreased from \(O\) in \({O_2}\) to \(-2 \) in \(O,\) therefore, it is a redox reaction.
Redox Reactions
18679
Equation \({H_2}S + {H_2}{O_2} \to S + 2{H_2}O\) represents
1 Acidic nature of\({H_2}{O_2}\)
2 Basic nature of \({H_2}{O_2}\)
3 Oxidising nature of \({H_2}{O_2}\)
4 Reducing nature of \({H_2}{O_2}\)
Explanation:
(c)The oxidation of \(S\) shows oxidising nature of \({H_2}{O_2}\).
Redox Reactions
18680
In the reaction \({C_2}O_4^{2 - } + MnO_4^ - + {H^ + }\, \to \,M{n^{2 + }} + C{O_2} + {H_2}O\) the reductant is
1 \({C_2}O_4^{2 - }\)
2 \(MnO_4^ - \)
3 \(M{n^{2 + }}\)
4 \({H^ + }\)
Explanation:
(a) \({C_2}O_4^{2 - } + MnO_4^ - + {H^ + } \to M{n^{2 + }} + C{O_2} + {H_2}O\). In this reaction \({C_2}O_4^{2 - }\) act as a reducing agent.
Redox Reactions
18681
A reducing agent is a substance which can
1 Accept electron
2 Donate electrons
3 Accept protons
4 Donate protons
Explanation:
(b) A substance which is capable of reducing other substances and is capable of donating electrons during reduction is called a reducing agent or reductant.
Redox Reactions
18682
Which of the following is the most powerful oxidizing agent
1 \({F_2}\)
2 \(C{l_2}\)
3 \(B{r_2}\)
4 \({I_2}\)
Explanation:
(a) Fluorine is a most powerful oxidizing agent because it consist of \({E^o} = + 2.5\,\,volt\).
