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hittorf rule
Which among the following species have the same number of electrons in its outermost as well as penultimate shell: (1) Mg 2+ (2) O 2-
Q. Show the Hydrides of Boron and Aluminium? Boron forms a series of volatile hydrides which resemble in some respects, e.g., volatility and covalent nature, the hydrides of c
what do you mean by homologous series .
What are the objectives of heat treatment of metals? Objectives of heat treatment- Cause relief of internal stresses developed during cold working, welding, forging, cas
Azeotropic Distillation - Purification of organic compounds Azeotropic mixture is a mixture comprising constant boiling point. The most well known instance is a mixture of
What is doping
Q. Show Uses of Sulphur? Sulphur is used in the manufacture of sulphur dioxide, sulphuric acid, and gunpowder. Match. fertilisers, drugs, bleaching agents, leather and other pr
Chemical properties of Tri-halides - Oxidation Phosgene is very poisonous gas. To use chloroform as an anaesthetic agent, it is required to save the reaction. The specified tw
Physical chareterstics of carbonyl compounds Physical state: a. Methanal is a pungent smell gas. b. Ethanal is a volatile liquid and boiling points 294 K. c. Other ald
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