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Standard XII

Chemistry

Artificial Sweetening Agents

The stiochiom...

Question

The stiochiometry of the following reaction is:

$K_{2} S_{2} O_{8} (a q) + 2 K I (a q) \to 2 K_{2} S O_{4} (a q) + I_{2} (a q)$

2 : 1

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1 : 2

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2 : 2

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1 : 3

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Solution

The correct option is C $1 : 2$
Stoichiometry of a reaction is given on the basis of the stoichiometric ratio of reactants.

1 mole of $K_{2} S_{2} O_{8}$ reacts with 2 moles $K I$ . So, for the given reaction, it is $1 : 2$ .

Hence, option B is correct.

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Similar questions

Q. In the following reaction, how many moles of

K I

react with 12.5 mol of

K_{2} S_{2} O_{8}

K_{2} S_{2} O_{8 (a q)} + 2 K I_{(a q)} \to 2 K_{2} S O_{4 (a q)} + I_{2 (s)}

Q. In the following reaction, how many moles of

K I

react with 12.5 mol of

K_{2} S_{2} O_{8}

K_{2} S_{2} O_{8 (a q)} + 2 K I_{(a q)} \to 2 K_{2} S O_{4 (a q)} + I_{2 (s)}

The following reaction is an example of

4NH₃+ 5O₂-------> 4NO + 6H₂O

(1) displacement reaction

(2) combustion reaction

(3) redox reaction

(4) neutralisation reaction

(A) 1 and 2

(B) 2 and 3

(D) 1 and 4

Q. Observe the following patterns

1 = \frac{1}{2} (1 \times (1 + 1))

1 + 2 = \frac{1}{2} (2 \times (2 + 1))

1 + 2 + 3 = \frac{1}{2} (3 \times (3 + 1))

1 + 2 + 3 + 4 = \frac{1}{2} (4 \times (4 + 1))

and find the value of each of the following

1 + 2 + 3 + 4 + 5 + . . . . + 50

Match the following
$\begin{matrix} Order of reaction & Half-life period 1)1st order reaction & a) (k a_{0})^{- 1} 2) Second order reaction & b) \frac{0.693}{k} 3) Zero order reaction & c) \frac{a_{0}}{2 k} \end{matrix}$

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The stiochiometry of the following reaction is:K2S2O8(aq)+2KI(aq)→2K2SO4(aq)+I2(aq)

The correct option is C 1:2Stoichiometry of a reaction is given on the basis of the stoichiometric ratio of reactants. 1 mole of K2S2O8 reacts with 2 moles KI. So, for the given reaction, it is 1:2.Hence, option B is correct.

The stiochiometry of the following reaction is:

$K_{2} S_{2} O_{8} (a q) + 2 K I (a q) \to 2 K_{2} S O_{4} (a q) + I_{2} (a q)$

The correct option is C $1 : 2$
Stoichiometry of a reaction is given on the basis of the stoichiometric ratio of reactants.

1 mole of $K_{2} S_{2} O_{8}$ reacts with 2 moles $K I$ . So, for the given reaction, it is $1 : 2$ .

Hence, option B is correct.