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Nucleophilic Substitution in Alkyl Halides

an aqueous so...

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an aqueous solution containing 0.10g KIO3 (formula weight=214)was treated with excess of KI solution.the solution was acidified with HCl .the liberated I2 consumed 45.0mL of thiosulphate solution to decolourise the blue starch iodine complex.calculate the molarity of the sodium thiosulphate solution.

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Q. An aqueous solution containing

0.10

K I O_{3}

(formula weight

= 214.0

) was treated with an excess of

K I

solution. The solution was acidified with

H C l

. The liberated

I_{2}

45.0

mL of thiosulphate solution to decolourise the blue starch iodine complex. Calculate the molarity of the sodium thiosulphate solution.

Q. An aqueous solution containing 0.10 g

K I O_{3}

(formula wt. = 214.0) was treated with an excess of KI solution. The solution was acidified with HCl. The liberated

I_{2}

consumed 45.0 ml of thiosulphate solution to decolourise the blue starch - iodine complex. Calculate the molarity of the sodium thiosulphate solution.

Q. An aqueous solution containing

0.10 g K I O_{3} (formula weight = 214.0 g / m o l)

was treated with an excess of

K I

solution. The solution was acidified with

H C l .

I_{2}

55 m L

of thiosulphate solution to decolourise the blue starch-iodine complex. Calculate molarity of the sodium thiosulphate solution.

Q. An aqueous solution containing

0.10 g K I O_{3}

(formula weight

= 214

) was treated with excess of

K I

solution. The solution was acidified with

H C l

. The liberated

I_{2}

45.0 mL

of thiosulphate solution to decolourise the blue strach-iodine complex. Calculate the molarity of the sodium thiosulphate solution. (Report your answer upto two decimal only)

Q. An aqueous solution containing

0.10 g K I O_{3}

(formula wt. = 214.0) was treated with an excess of

K I

solution. The solution was acidified with

H C l .

I_{2}

55 m L

of thiosulphate solution to decolorize the blue starch-iodine complex. Calculate molarity of the sodium thiosulphate solution.

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