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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.
Verify at all stereocenters in A up to C the absolute configuration according to the CIP (R/S) nomenclature.
It is a phenomenon in which compounds have same moleculer formula but different structural formula due to which they posses different physical and chemical properties.
Physical properties of Nitro alkanes or Nitroparaffins (1) Nitro alkanes are colourless, pleasant smelling liquids. (2) These are sparingly soluble in water but enthusiastic
names of two reference electrodes
The process of chromatography involves passing a mixture dissolved in the "mobile phase" through a stationary phase, which separates the analyte which is to be measured from the ot
The electronic configuration 1s 2 , 2s 2 , 2p 1 x , 2p 1 z : (1) Oxygen (2) Nitrogen (3) Hydrogen (4) Fluorine Ans: Nitrogen
Which of the following electron transition in a hydrogen atom will require the largest amount of: (1) From n-1 to n=2 (2) From n= 2 to n=3 (3) From n= ∞ to n=
HALOGENS The halogen group (17) is the biggest electronegative in the periodic table, and all elements readily form halide ions X-. Trends in chemistry resemble those collect in
proton neutron hypothesis
explain why Cu2+ ion is not stable in aqueous solution?
calamol electrode
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