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Classification of Amines

in the titrat...

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in the titration of Na2CO3 by HCl using methyl orange indicator, thevolume required at the equivalence point will be if that of the acidrequired using phenolphthalein indicator is 10.0 ml:

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Q. Assertion :In the titration of

N a_{2} C O_{3}

H C l

using methyl orange indicator, the volume required at the equivalence point is twice that of the acid required using phenolphthalein indicator. Reason: Two moles of

H C l

is required for the complete neutralization of

1

N a_{2} C O_{3}

.

Q. Assertion :In the titration of

N a_{2} C O_{3}

H C l

using methyl orange indicator, the volume required at the equivalence point is twice that of the acid required using phenolphthalein indicator. Reason:

2

H C l

am required for complete neutralization of one mol of

N a_{2} C O_{3}

.

Q. Assertion: In the titration of

N a_{2} C O_{3}

with HCl using methyl orange indicator, the volume of the acid required at the equivalence point is twice that of the acid required using phenolphthalein as indicator.
Reason: Two moles of HCl are required for the complete neutralisation of one mole of

N a_{2} C O_{3}

.

Q. Statement: In the titration of Na

_{2}

_{3}

with HCl using methyl orange indicator, the volume of the acid required at the equivalence point is twice that of the acid required using phenolphthalein as an indicator.

State whether the given statement is true or false.

Q. Given two mixtures: (A)

N a O H

N a_{2} C O_{3}

(B)

N a H C O_{3}

N a_{2} C O_{3}

.

100

mL of mixture (A) required

a

b

1 M

H C l

in separate titration using phenolphthalein and methyl orange indicators respectively while

100

mL of mixture (B) required

x

y

H C l

solution is separate titration using the same indicators.

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