Chemistry · JEE

Purification and Characterisation of Organic Compounds Mock Test for JEE

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Q1ChemistryUnit 13: Purification and Characterisation of Organic Compounds

Semiconductor materials like

S i

and

G e

are usually purified by:

Q2ChemistryUnit 13: Purification and Characterisation of Organic Compounds

Which of the following is/are true statement(s)? This question has multiple correct options

Q3ChemistryUnit 13: Purification and Characterisation of Organic Compounds

1.6 \mathrm{g}

of an organic compound gave

2.6 \mathrm{g}

of magnesium pyrophosphate. The percentage of phosphorus in the compound is:

Q4ChemistryUnit 13: Purification and Characterisation of Organic Compounds

The process of burning wood in limited supply of oxygen to obtain charcoal as a resultant product is called:

Q5ChemistryUnit 13: Purification and Characterisation of Organic Compounds

Qualitative analysis of nitrogen is done by which test/ method?

Q6ChemistryUnit 13: Purification and Characterisation of Organic Compounds

Which of the following compounds can be purified by vacuum distillaiton? This question has multiple correct options

Q7ChemistryUnit 13: Purification and Characterisation of Organic Compounds

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 :

Q8ChemistryUnit 13: Purification and Characterisation of Organic Compounds

Which of the following statements is/are correct? This question has multiple correct options

Q9ChemistryUnit 13: Purification and Characterisation of Organic Compounds

In an estimation of sulphur by Carius method, 0.234 g of an organic sulphur compound afforded 0.334 g of

B a S O_{4}

Find the percentage of Sulphur in the compound.

Q10ChemistryUnit 13: Purification and Characterisation of Organic Compounds

Carbon and hydrogen are estimated in organic compounds by:

Q11ChemistryUnit 13: Purification and Characterisation of Organic Compounds

Liquid ethanol can be separated from a mixture of ethanol and water by:

Q12ChemistryUnit 13: Purification and Characterisation of Organic Compounds

Ores contain a large amount of impurities, which is called as:

Q13ChemistryUnit 13: Purification and Characterisation of Organic Compounds

Treatment of waste water involves physical, chemical, and biological processes, which remove matter that contaminates waste water.

Q14ChemistryUnit 13: Purification and Characterisation of Organic Compounds

The method of zone refining of metals is based on the principal of:

Q15ChemistryUnit 13: Purification and Characterisation of Organic Compounds

In oxidation test of sulphur, sulphur gets oxidised to:

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How long should a Purification and Characterisation of Organic Compounds mock test take?

For a topic-level test, aim for 20–30 minutes. For a full subject mock, allow 60–90 minutes to mirror JEE timing.

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Aim for 70%+ accuracy initially, then push toward 85%+ as your exam date approaches. Review explanations for every wrong answer.

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