Chemistry The reaction intermediate formed during the preparation of diethylether from ethanol by treatment with H2SO4 is Carbanion Free radical Carbocation Carbene Carbanion Free radical Carbocation Carbene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The smog is essentially caused by the presence of Oxides of N and S O2 and O3 O2 and N2 O3 and N2 Oxides of N and S O2 and O3 O2 and N2 O3 and N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following forms of phosphorus is most reactive? Black phosphorus Violet phosphorus White phosphorus Red phosphorus Black phosphorus Violet phosphorus White phosphorus Red phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carbon monoxide is an inflammable gas. Which one of the following is also inflammable? Oxygen Hydrogen Nitrogen Helium Oxygen Hydrogen Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of different elements have Different atomic number and same eletronic configu-ration Same number of electrons and neutrons Same atomic number and same electronic configuration Different atomic number and different number of valence electrons Different atomic number and same eletronic configu-ration Same number of electrons and neutrons Same atomic number and same electronic configuration Different atomic number and different number of valence electrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry An inert gas mixed with oxygen given to patients suffering from restricted breathing is Helium Argon Radon Krypton Helium Argon Radon Krypton ANSWER DOWNLOAD EXAMIANS APP
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