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In elimination reactions, two sigma bond...

In elimination reactions, two sigma bonds are lost are a new pi bond is formed

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AAKASH SERIES-GENERAL ORGANIC CHEMISTRY-Subjective Exercise -8
  1. Nucleophiles are either negatively charged or neutral

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  2. Cl^(-), Br^(-), I^(-), NH(2)^(-) , RNH^(-), R(2)N^(-), OR^(-), RCOO^(-...

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  3. overset(..)(N)H(3), R overset(..)(N)H(2), R(2)NH, R(3) overset(..)(N),...

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  4. Electrophiles are electron deficient and attack the substrate where th...

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  5. Electrophiles are either positively charged or neutral

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  6. H^(+). Cl^(+), Br^(+), I^(+), NO(2)^(+), R(3)C^(+), NH(4)^(+), NO^(+),...

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  7. SO(3), BF(3), AlCl(3), FeCl(3), ZnCl(2), BeCl(2) etc., are neutral ele...

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  8. Nucleophiles act as Lewis bases and electrophiles act as Lewis acids

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  9. Ambiphiles are those species which behave like electrophiles and nucle...

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  10. In substitution reactions, an atom or a group attached to a carbon ato...

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  11. Substitution reactions are further classified as free radical, electro...

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  12. Alkanes undergo free radical substitution, aromatic compounds undergo ...

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  13. If the attaching reagent adds on to the substrate molecule without eli...

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  14. In addition reactions, a triple bond is converted to double bond and a...

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  15. Addition reactions are also of three types: Electrophilic, nucleophili...

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  16. Unsaturated hydrocarbons undergo electrophilic addition and carbonyl c...

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  17. In elimination reactions, generally atoms or groups from adjacent carb...

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  18. In elimination reactions, two sigma bonds are lost are a new pi bond i...

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  19. In the preparation of alkenes, dehydration of alcohols, dehydrohalogen...

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  20. In a molecular rearrangement reaction, the product formed is different...

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