Which of the following statements about the given reaction are correct?
$3 Fe (s) + 4 H_2 O (g) \rightarrow Fe_3 O_4 (s) + 4 H_2 (g)$
$(i)$ Iron metal is getting oxidised
$(ii)$ Water is getting reduced
$(iii)$ Water is acting as reducing agent
$(iv)$ Water is acting as oxidising agent
$3 Fe (s) + 4 H_2 O (g) \rightarrow Fe_3 O_4 (s) + 4 H_2 (g)$
$(i)$ Iron metal is getting oxidised
$(ii)$ Water is getting reduced
$(iii)$ Water is acting as reducing agent
$(iv)$ Water is acting as oxidising agent
- A$(i), (ii)$ and $(iii)$
- B$(iii)$ and $(iv)$
- C$(i), (ii)$ and $(iv)$
- D$(ii)$ and $(iv)$
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Identify the substances that are oxidised and the substances that are reduced in the following reactions.
$(i)$ $4Na(s) + O_2(g) \rightarrow 2Na_2O(s)$
$(ii)$ $CuO(s) + H_2(g) \rightarrow Cu(s) + H_2O(l)$
$(i)$ $4Na(s) + O_2(g) \rightarrow 2Na_2O(s)$
$(ii)$ $CuO(s) + H_2(g) \rightarrow Cu(s) + H_2O(l)$
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View SolutionWhen sulfur dioxide gas reacts with hydrogen sulfide gas,sulfur is formed. Which of the following statements about sulfur dioxide is incorrect for this reaction?
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View Solution$A$ dilute ferrous sulphate solution was gradually added to the beaker containing acidified permanganate solution. The light purple colour of the solution fades and finally disappears. Which of the following is the correct explanation for the observation?
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View SolutionWhich of the statements about the reaction below are incorrect?
$2 PbO_{(s)} + C_{(s)} \longrightarrow 2 Pb_{(s)} + CO_{2(g)}$
$(a)$ Lead is getting reduced.
$(b)$ Carbon dioxide is getting oxidised.
$(c)$ Carbon is getting oxidised.
$(d)$ Lead oxide is getting reduced.
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$(a)$ Lead is getting reduced.
$(b)$ Carbon dioxide is getting oxidised.
$(c)$ Carbon is getting oxidised.
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View SolutionIdentify the reducing agent in the following reactions:
$(a)$ $4 NH_{3} + 5 O_{2} \longrightarrow 4 NO + 6 H_{2}O$
$(b)$ $H_{2}O + F_{2} \longrightarrow HF + HOF$
$(c)$ $Fe_{2}O_{3} + 3 CO \longrightarrow 2 Fe + 3 CO_{2}$
$(d)$ $2 H_{2} + O_{2} \longrightarrow 2 H_{2}O$
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$(b)$ $H_{2}O + F_{2} \longrightarrow HF + HOF$
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$(d)$ $2 H_{2} + O_{2} \longrightarrow 2 H_{2}O$
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