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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.
A solid substance with a mass of 200g is at its melting temperature in a calorimeter. While the substance changes from a solid to a liquid at the same temperature, the 400-gram mas
Mining of petroleum and Petroleum refining (1) Mining of petroleum: Petroleum deposits takes place at varying depth at different places ranging from 500 to 15000 feet. This is
Metamerism - Type of Isomerism This type of isomerism is due to the difference in the nature of alkyl groups attached to the polyvalent atoms or functional set. Metamers always
While studying evolution, a student comes across a cladogram that includes clades like amphibia, reptilia, aves, and mammalia. What must be the basal clade?
Q. Show the Factors Affecting Equilibrium Position? Ans. The term equilibrium position refers to the relative proportions of reactants and products in the equilibrium mixt
chemical & physical properties of p block elements
westron
Silver has a density of 10.5gcm -3 . The no. of silver atoms on a surface area of 10-12m 2 can be expressed in scientific notation aas y x 10x.The value of x is ..? Ans) d = m
Uses of Benzaldehyde - Aldehydes and Ketones Benzaldehyde is used, (a) In perfumery (d) In manufacture of dyes (c) In preparation of benzoic acid, cinnamic acid, cinna
Trans -Isomer of a substance is more stable than Cis-Isomer.
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