Primary,secondary and tertiary amines can be distinguished by
Options
(a) Schiff’s test (b) Fehling’s test (c) Tollent’s test (d) Hinsberg’s test
Correct Answer:
Hinsberg’s test
Explanation:
This reaction takes place in the presence […]
If Ksp for HgSO₄ is 6.4 x 10⁻⁵, then solubility of the salt is
Options
(a) 6.4 x 10⁻⁵ (b) 8 x 10⁻³ (c) 6.4 x 10⁻³ (d) 8 x 10⁻⁶
Correct Answer: […]
Which of the following statement is not applicable to chemisorption
Options
(a) It is highly specific (b) It is slow (c) It is independent of temperature (d) It is irreversible
Correct Answer:
It […]
The reaction of chloroform with ethylamine in alcoholic alkali gives
Options
(a) C₂H₅CN (b) C₂H₅Cl (c) C₃H₇Cl (d) C₂H₅NC
Correct Answer:
C₂H₅NC
Explanation:
No explanation available. Be the first to write the explanation […]
Which of the following can act as both oxidising and reducing agents
Options
(a) Cl₂ (b) H₂O₂ (c) Cu₂S (d) HI
Correct Answer:
H₂O₂
Explanation:
No explanation available. Be the first to write […]
Which of the following statement is true for an electrochemical cell
Options
(a) Reduction occurs at H₂ electrode (b) H₂ is anode and Cu is cathode (c) H₂ is cathode and Cu is […]
Bohr’s theory was modified to give the concept of elliptical orbits by
Options
(a) Davison (b) Rutherford (c) Hund (d) Sommerfeld
Correct Answer:
Sommerfeld
Explanation:
No explanation available. Be the first to write […]
Which of the following elements will have the highest electron affinity
Options
(a) Chlorine (b) Nitrogen (c) Phosphorus (d) Fluorine
Correct Answer:
Chlorine
Explanation:
No explanation available. Be the first to write the […]
Which of the following compounds will gives positive test with Tollen’s reagent
Options
(a) Acetamide (b) Acetone (c) Acetic acid (d) Acetaldehyde
Correct Answer:
Acetaldehyde
Explanation:
No explanation available. Be the first to […]
In the compounds KMnO₄ and K₂Cr₂O₇, the highest oxidation state is of the element
Options
(a) Mn (b) K (c) O (d) Cr
Correct Answer:
Mn
Explanation:
No explanation available. Be the first […]
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