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Test: 35 Year JEE Previous Year Questions: Analytical Chemistry


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5 Questions MCQ Test Chemistry 35 Years JEE Main & Advanced Past year Papers | Test: 35 Year JEE Previous Year Questions: Analytical Chemistry

Test: 35 Year JEE Previous Year Questions: Analytical Chemistry for JEE 2023 is part of Chemistry 35 Years JEE Main & Advanced Past year Papers preparation. The Test: 35 Year JEE Previous Year Questions: Analytical Chemistry questions and answers have been prepared according to the JEE exam syllabus.The Test: 35 Year JEE Previous Year Questions: Analytical Chemistry MCQs are made for JEE 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: 35 Year JEE Previous Year Questions: Analytical Chemistry below.
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Test: 35 Year JEE Previous Year Questions: Analytical Chemistry - Question 1

When H2S is passed through Hg2S we get [2002]

Detailed Solution for Test: 35 Year JEE Previous Year Questions: Analytical Chemistry - Question 1

When H2S is passed through Hg2S we get a mixture of mercurous sulphide and mercury (Hg2S + Hg) .

Test: 35 Year JEE Previous Year Questions: Analytical Chemistry - Question 2

How do we differentiate between Fe3+ and Cr3+ in group III?

Detailed Solution for Test: 35 Year JEE Previous Year Questions: Analytical Chemistry - Question 2

When we add NH4Cl, it suppresses the ionisation of NH4OH and prevents the precipitation of higher group hydroxide in gp(III).
NOTE : Further ferric chloride and chromium chloride form different colour precipitates with NH4OH.

Test: 35 Year JEE Previous Year Questions: Analytical Chemistry - Question 3

Which one of the following statements is correct ?

Detailed Solution for Test: 35 Year JEE Previous Year Questions: Analytical Chemistry - Question 3

Between AgCl and AgI, AgI  is less soluble, hence ammonia can dissolve ppt. of AgCl only due to formation of complex as given below: AgCl + 2NH3 → [Ag (NH3)2]Cl

Test: 35 Year JEE Previous Year Questions: Analytical Chemistry - Question 4

The compound formed in the positive test for nitrogen with the Lassaigne solution of an organic compound is [2004]

Detailed Solution for Test: 35 Year JEE Previous Year Questions: Analytical Chemistry - Question 4

Prussian blue Fe4 [Fe(CN)6 ]3 is formed in lassaigne test for nitrogen.

Test: 35 Year JEE Previous Year Questions: Analytical Chemistry - Question 5

The equation which is balanced and represents the correct product(s) is: [JEE M 2014] 

Detailed Solution for Test: 35 Year JEE Previous Year Questions: Analytical Chemistry - Question 5

The complex [CoCl(NH3)5]+ decomposes under acidic medium, so

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