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Uses of Salts

If 1 stands...

Question

If $1$ stands for true and $0$ stands for false, then choose the correct code for the following statement:
Pyrolusite can be estimated by iodometric method.

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Solution

Pyrolusite is manganese dioxide. It can be estimated by iodometric titration.

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Similar questions

Q. If 1 stands for true and 0 stands for false, then choose the correct code for the following statement:
When

I_{2}

is estimated by

N a_{2} S_{2} O_{3}

iodometrically, blue colour (due to starch) changes to colourless when

I_{2}

has completely reacted

2 S_{2} O_{3}^{2 -} + I_{2} \to S_{4} O_{6}^{2 -} + 2 I^{-}

but after sometimes blue colour reappears.

1

stands for true and

0

stands for false, then choose the correct code for the following statement:
End point in the titration of

C u S O_{4}

iodometrically (with starch as the indicator) is the disappearance of blue color.

Q. If 1 stands for true and 0 stands for false, choose the correct code for the following statement:
Concentration of

H_{2} C_{2} O_{4}

can be determined by

M n O_{4} / H^{+}

N a O H

1

stands for true and

0

stands for false, then choose the correct code for the following statement:
Concentration of

N a_{2} C O_{3}

solution can be determined by titration with acid solution using methyl red as the indicator.

Q. If 1 stands for true and 0 stands for false, then choose the correct code for the following statement:

C_{4} H_{8} O

gives iodoform test.

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