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Short-Cut Technique for Balancing a Chemical Equation

a Fe 2 O 3 +b...

Question

$a {F e}_{2} O_{3} + b H_{2} ⟶ c F e + d H_{2} O$
The values of a, b, c. d are respectively :

1, 1, 2, 3

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1, 1, 1, 1

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1, 3, 2, 3

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1, 2, 2, 3

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Solution

The correct option is C 1, 3, 2, 3
The balanced equation is:-
${F e}_{2} O_{3} + 3 H_{2} ⟶ 2 F e + 3 H_{2} O$
Now the number of atoms of each element are same on both sides of the equation.
So Correct answer is C.

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Similar questions

a F e_{2} O_{3} + b H_{2} \to c F e + d H_{2} O

3 \frac{1}{12}

[1 \frac{3}{4}

[

\frac{1}{2}

(1 \frac{1}{2}

\frac{1}{3}

)]]

\frac{2 - 3 i}{4 - i}

Find the value of:

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(2)

(3)

(4)

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3 \frac{1}{12} - [1 \frac{3}{4} + {2 \frac{1}{2} - (1 \frac{1}{2} - \frac{1}{3})}]

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