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A monosaccharide A has a molecular weight of 150 Da. The two stereoisomers B and C that are both optically inactive form when A reacts with NaBH4.
Illustrate the structures of A, B and C according to the Fischer projection.
cataylast
Phenols : Physical properties: 1.Low molecular weight phenols are normally liquids or low melting solids 2.Due to H- bonding ,most low molecular weight phenols are water soluble 3.
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In covalency : (1) Electrons are transferred (2) Electrons are equally shared (3) The electron of one atom are shared between two atoms (4) None of the above Ans: E
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how many branches of chemistry?
How can we prove the stability of a space colony having a shape of truncated icosahedron? Solution) Because the shape has a sci-fi look to it and it would be very strong structur
give 2 examples of compounds that are bonded in the following ways (a) Hydrogen bonding (b)Vander waal forces (c) Co-ordinate covalent bonding. Explain with the aid of diagram how
MOLE CONCEPT
Molecular weight of orthophosphoric acid is M. Its equivalent weight is
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