Class 12th
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New answer posted
4 months ago
Contributor-Level 10
All carbonyl compound (aldehyde and ketone) give orange precipitate with 2,4-dinitrophenyl hydrazine (Brady's reagent)
New answer posted
4 months agoContributor-Level 10
(A) [PtCl? (NH? )? ], Number of GI = 2
(B) [Ni (CO)? ], Number of G.I = 0 as it is tetrahedral.
(C) [Ru (H? O)? Cl? ] Number of G.I = 2 (Facial and Meridional)
(D) [CoCl? (NH? )? ]? Number of G.I = 2 (Cis and trans)
New answer posted
4 months agoContributor-Level 9
Gabriel phthalimide is used for the preparation of 1° aliphatic amine not 1° aromatic amines since 1° aromatic amines do not undergo nucleophilic substitution reaction.
New answer posted
4 months agoContributor-Level 10
Barfoed test:-
In this test, copper acetate in dilute acid is reduced in 30 seconds by mono saccharides while disaccharides takes several minutes.
New answer posted
4 months ago
Contributor-Level 9
[Aldol condensation of 2-methylcyclopentanone with acetaldehyde to form an aldol product, which then undergoes iodoform reaction to give a carboxylic acid and iodoform.]
New answer posted
4 months agoContributor-Level 10
Rate = K [A]?
K = Rate / [A]?
= (mole L? ¹s? ¹) / (mole L? ¹)?
= mole¹? L? ¹ s? ¹
Unit of K: mole¹? L? ¹ s? ¹
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