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Q. Show General Characteristics of group16?
The valence shell electronic configuration of Group 16 elements is ns2, ns4. These elements tend to gain inert gas configuration by accepting two electrons and forming E2- anions (E=O. S, Se & Te) or by sharing two electrons in forming two covalent bonds.
If molecular mass and atomic mass of sulphur are 256 and 32 respectively, its atomicity is: (1) 2 (2) 8 (3 )4 ( 4)16 Ans: 8
Properties of Unsaturated halides (Halo-alkene) Halo-alkene is a colourless gas at room temperature. The boiling point of it is -13°C. The halogen atom in vinyl chloride is not
how yield of ether is highest when the halide ion is displased from a primary rather than secondary or tertiary halide?
any information of polymers
Q. What is the basic structure of Alkynes? Ans. Alcohols have the general chemical formula of ROH. The R stands for the rest of the molecule and is usually an alkyl group
What is condensation polymer?
Q. Illustrate about square planar complexes? For square planar complexes Mu, Ma3b or Mab3 where a and b etc., are monodentate ligands, again the geometrical isomerism is not p
name and chemical formula of blue vitriol
Q. Thermo d ynamics of Re d uction Process? As you have read above, metallurgy of most metals involves reduction of their oxides. The nature of the reduction process depends up
What is the purpose of zone refining? In a binary phase diagram (pressure omitted), what is the maximum number of phases which can coexist for at least one degree of freedom?
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