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Ethylbenzene
Ethylbenzene has a three-proton triplet and, at somewhat greater chemical shift, in the benzylic proton region, a two-proton quartet. p-Xylene has a six-proton singlet in the benzylic region. Styrene, Ph-CH=CH2, has no protons in the benzylic region.
Which of the following ions is not having the configuration of neon: (1) F - (2) Mg +2 (3) Na + (4
how to calculate the Fluoride ion concentration by ion meter?
SILENT FEATURES OF ELECTROCHEMICAL SERIES.
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Chemical Properties of Aromatic Nitro Compounds - Electrophilic substitution Because - NO 2 group is deactivating and m-directing, electrophilic substitution (halogenation, ni
Q. What is Alloys? Metals have a property of combining with other metals to form alloys. An alloy may be defined as a solid which is formed by a combination of two or more met
Nature of metal carbon bond
An electronic transition from 1s orbital of an atom causes: (1) Absorption of energy (2) Release of energy (3) Both release or absorption of energy (4) Unpredictable
how do we estimate nicotine in tobacco qualitatively in lab by simple chemical test?
what are the limitations of third law of thermodynamics. what is thermodynamics third law.
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