PGT CHEMISTRY CHEMFACT
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This channel will keep you in touch with Alok Sir’s daily live Classes Schedule , Class Notes, Assignments and Previous Years Questions for PGT Chemistry Exams.
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Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Gabriel phthalimide reaction is used for the preparation of
Anonymous Quiz
53%
Aliphatic primary amines
15%
Secondary amines
28%
Primary aromatic amines
3%
Tertiary amines
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Acetaldehyde and Acetone reacts with.
Anonymous Quiz
8%
Sodium bisulphite
24%
Phenyl hydrazine
65%
Both (1) & (2)
3%
None of these
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
The synthesis of alkyl fluorides is best accomplished by
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19%
Sandmeyers reaction
32%
Finkelstein reaction
41%
Swarts reaction
8%
Free radical reaction
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Conversion of ethyl alcohol into acetaldehyde is an example of
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20%
Reduction
70%
Oxidation
7%
Hydrolysis
4%
Molecular rearrangement
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Homogenous mixture of two or more than two components is called
Anonymous Quiz
3%
Solute
7%
Solvent
15%
Both 1 & 2
76%
Solution
For preparation of Grignard reagent from Haloalkanes which metal is used
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7%
Na
89%
Mg
1%
Ca
2%
Ag
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
🏆Henry Law is used to explain the solubility of 🤔⁉️⁉️
Anonymous Quiz
69%
Gas in Liquid
14%
Solid in liquid
15%
Liquid in liquid
2%
Liquid in solid
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Homogenous mixture of two or more components is called
Anonymous Quiz
4%
Solute
8%
Solvent
14%
Both 1 & 2
74%
Solution
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
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Percentage Ionic Character Calculation when dipole moment is given
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Which effect is shown by -COOH group among the given option
Anonymous Quiz
11%
+I , +R
19%
+I , -R
27%
-I , +R
44%
-I , -R
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Forwarded from Alok Panwar (Chemfact Education)📘 (Chemfact Education)
Conversion of ethyl alcohol into acetaldehyde is an example of
Anonymous Quiz
8%
Hydrolysis
71%
Oxidation
18%
Reduction
3%
Molecular rearrangement