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Nomenclature of Coordination Compounds

10. 0.21 g of...

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10. 0.21 g of an organic compound containing C,H,N&O gave upon combustion 0.462 g of CO2 and 0.1215 g of H2O. The ammonia produced on distillation of 0.104 g of thus compound with NaOH, required 15 ml of N/20 H2SO4 for neutralisation. Then prove that the empirical formula is C7H9NO2.

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0.60

g nitrogen containing compound was boiled with

N a O H

N H_{3}

thus formed, required

100

0.2

H_{2} S O_{4}

for neutralisation. The percentage of nitrogen in the compound is:

0.257 g

of an organic substance was heated with conc.

H_{2} {S O}_{4}

and then distilled with excess of strong alkali. The ammonia gas evolved was absorbed in 50 mL of M/10

H C l

which required 23.2 mL of M/10

N a O H

for neutralisation at the end of the process. Determine the percentage of nitrogen in the compound.

0.1

g organic substance in Kjeldahi's method produced some ammonia gas which is absorbed by

40

0.2

H_{2} S O_{4}

solution. This solution required

20

0.1

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for complete neutralisation. Percentage of

N

in organic compound will be:

Q. Upon combustion, a

30 g

sample of a compound containing only carbon, hydrogen, and oxygen produces

44.0 g

of carbon dioxide and

18.0 g

of water.Find the empirical formula of the compound.

0.5 g

of an organic compound containing nitrogen on kjeldahlising required

29 m l

N / 5 H_{2} S O_{4}

for complete neutralisation of ammonia. The percentage of nitrogen in the compound is :

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