Chemical Principles Involved in the Qualitative Salt Analysis - Cations and Anions NEET Questions

Organic Chemistry - Principles of Practical Chemistry

Chemical Principles Involved in the Qualitative Salt Analysis - Cations and Anions MCQ Questions


13.
Black precipitate with H₂S in basic medium confirms presence of:
A.
Group IV cations
B.
Group II cations
C.
Group I cations
D.
Group III cations
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ANSWER :
A. Group IV cations
14.
What is the color of Fe³⁺ salt in solution?
A.
Pink
B.
Green
C.
Yellow
D.
Reddish brown
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ANSWER :
D. Reddish brown
15.
Which of the following gases evolves during test of carbonate ions?
A.
CO₂
B.
SO₂
C.
NO₂
D.
Cl₂
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ANSWER :
A. CO₂
16.
Which one gives white curdy precipitate soluble in NH₄OH?
A.
AgCl
B.
BaSO₄
C.
AgBr
D.
AgI
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ANSWER :
A. AgCl
17.
Test for acetate involves formation of:
A.
Esters with alcohol
B.
Aromatic ring
C.
Colored complex
D.
Gas evolution
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ANSWER :
A. Esters with alcohol
18.
The salt giving chocolate-colored ppt with H₂S is:
A.
Fe²⁺
B.
Pb²⁺
C.
Sn⁴⁺
D.
Cu²⁺
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ANSWER :
A. Fe²⁺