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Byju's Answer

Standard XII

Chemistry

Types of Redox Reactions

Note the foll...

Question

Note the following balanced chemical equation
$2 C O + O_{2} ⇌ 2 C O_{2}$
Which one of the following statements is significant in relation to the above chemical equation?

One can add to a vessel only 2 mol of CO for each mol of

O_{2}

added

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No matter how much of these two reagents are added to a vessel, 1 mol of

O_{2}

is consumed

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When they react, CO reacts with

O_{2}

in a 2 : 1 mol ratio

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When 2 mol of CO and 1 mol of

O_{2}

are placed in a vessel, they will react to give 1 mol of

C O_{2}

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Solution

The correct option is B When they react, CO reacts with $O_{2}$ in a 2 : 1 mol ratio
From the stoichiometry of the reaction, it is clear that 2 mols of $C O$ react with 1 mol of $O_{2}$ .

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Similar questions

Q. An equilibrium mixture in a vessel of capacity

100

litre contain

1

mol

N_{2}

2

mol

O_{2}

amd

3

mol

N O

. No. of moles of

O_{2}

to be added so that at new equilirium the conc. of

N O

is found to be

0.04

mol/lit is:

Q. Which of the following statement(s) is/are correct?
i) Na reacts with liq.

N H_{3}

to form paramagnetic species.
ii)

O_{2}

reacts with 2-ethylanthraquinol form to paramagnetic species.
iii) Hydrolysis of 1 mol of peroxodisulphric acid produces 1 mol of sulphuric acid and 2 mole of peroxomono sulphuric acid.

Q. An equilibrium mixture,

N_{2} (g) + O_{2} (g) ⇌ 2 N O (g)

in a vessel of capacity

100

litre contain

1 m o l N_{2}, 2 m o l O_{2}

and

3 m o l N O

. Calculate the number of moles of

O_{2}

to be added so that at new equilibrium the conc. of

N O

is found to be

0.04 m o l / l i t

Q. An equilibrium mixture in a vessel of capacity

100

litre contain

1 m o l N_{2}, 2 m o l O_{2}

and

3 m o l N O

. The number of moles of

O_{2}

to be added so that at new equilibrium, the conc. of

N O

is found to be

0.04 m o l / l i t

[N_{2} (g) + O_{2} (g) ⇌ 2 N O (g)]

Q. How many grams of oxygen

(O_{2})

are required to completely react with

0.20 g

of hydrogen

(H_{2})

to yield water

(H_{2} O)

? (molar mass

H_{2} = 2 g/mol, O_{2} = 32 g/mol

)

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Note the following balanced chemical equation 2CO+O2⇌2CO2Which one of the following statements is significant in relation to the above chemical equation?

The correct option is B When they react, CO reacts with O2 in a 2 : 1 mol ratioFrom the stoichiometry of the reaction, it is clear that 2 mols of CO react with 1 mol of O2.

Note the following balanced chemical equation
$2 C O + O_{2} ⇌ 2 C O_{2}$
Which one of the following statements is significant in relation to the above chemical equation?

The correct option is B When they react, CO reacts with $O_{2}$ in a 2 : 1 mol ratio
From the stoichiometry of the reaction, it is clear that 2 mols of $C O$ react with 1 mol of $O_{2}$ .