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Simple Distillation - Purification of organic compounds Distillation is the joint procedure of vapourisation and condensation. This method is employed for the purification o
Q. What are the Chemical Properties of Ammonia? Ans. Combustion: Ammonia does not burn in air but will burn in pure oxygen to form nitrogen and water vapor. 4NH 3 (g) +
Neoprene (GR: or Polychloroprene or Dupe) Preparation: Neoprene is prepared by the free radical polymerisation of chloroprene in an emulsion system. Starting materials are ac
Physical properties - Alkyl nitrites (1) At ordinary temperature it is a gas that can be liquified on cooling to a colourless liquid, (boiling point 17°C) comprising characteri
if the bond length in chlorine molecule is 1.98 angstrom and bond length in H-CL molecule is 1.76 angstrom calculate the covalent radius of hydrogen
why Px orbitol reside outside in bonding orbitol in elements have Z>7
Harvesting techniques Many different harvesting techniques are used depending on the place of sale, the type of crop and the stage of maturity of the crop to be harveste
0.45 g of anhydrous oxalic acid is reacted with 50 ml of KMNO4 . Then normality of KMnO4 is??
drawbacks of bohr thory
define ostwals dilution law
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