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Tests for acetone - Indigo test and Iodoform test
(a) Indigo test: When a small amount of orthonitrobenzaldehyde is added to approximately 2 ml. of acetone and it is diluted along with KOH solution and stirred. A blue colour of indigotin is produced or formed.
(b) Iodoform test: Acetone provides iodoform test along with iodine and sodium hydroxide or iodine and ammonium hydroxide.
What is chemical kinetis
Sodium alkyl benzene sulphonates Sodium p-dodecyl benzene sulphonate abbreviated as S.D.S. work as a good detergent. It is most broadly used since 1975. These long chai
what are alkanes
The number of neutron in tritium is : (1) 1 (2) 2 (4) 3 (4) 0 Ans: 2
What is the electronic configuration of Cu 2+ (Z= 29) of least position: (1) [Ar]4s 1 3d 8 (2) [Ar]4s 2 , 3d 10 4p 1 (3) [Ar]4s 1 3d 10
The maximum number of electrons which each sub-shell can occupy is: (1) 2n 2 (2) 2n (3) 2 (2l+1) (4) (2l+1) Ans: 2
One way to create ethanol for use as a gasoline additive is the reaction of water vapor with ethylene: a. write this equation using Lewis structures. b. Is this reaction e
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Atomic emission spectrometry: In atomic emission spectrometry (AES), a reproducible and representative amount of the sample is introduced into an atomization-excitation source
density of gas is 2.86 ltr.the gas maz be-
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