بالنسبة مااقاري كيمياء يكدر يستغل وقت ويقره ملفات MCQ ويسوي دفتر خاص بيهن ✔️
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Aromaticity
(وهي عكس Electronegativity)
Benzene > Pyridine > Thiophen > Pyrrole > Furan
Electronegativity
Furan > Pyrrole > Thiophen > Pyridine > Benzene
Reactivity toward :-
Electrophilic substitution /
Pyrrole > Furan > Thiophene > Benzene > Pyridine
Nucleophilic substitution /
Pyridine > Benzene
Basicity :
Piperidine > Pyrrolidine > Imidazole > Pyridine > Pyrrole > furan > thiophene > Benzene
Boiling point :
Pyrrole > Pyridine > Piperidine > Pyrrolidine > Thiophen > Benzene > Furan
(وهي عكس Electronegativity)
Benzene > Pyridine > Thiophen > Pyrrole > Furan
Electronegativity
Furan > Pyrrole > Thiophen > Pyridine > Benzene
Reactivity toward :-
Electrophilic substitution /
Pyrrole > Furan > Thiophene > Benzene > Pyridine
Nucleophilic substitution /
Pyridine > Benzene
Basicity :
Piperidine > Pyrrolidine > Imidazole > Pyridine > Pyrrole > furan > thiophene > Benzene
Boiling point :
Pyrrole > Pyridine > Piperidine > Pyrrolidine > Thiophen > Benzene > Furan
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Piperidine Kb = 2 * 10¯³
pyrrolidine Kb = 10¯³
aliphatic amines Kb = 10¯⁴
Pyridine Kb = 2.3 × 10¯⁹
Pyrrole kb = 2.5 × 10¯¹⁴
pyrrolidine Kb = 10¯³
aliphatic amines Kb = 10¯⁴
Pyridine Kb = 2.3 × 10¯⁹
Pyrrole kb = 2.5 × 10¯¹⁴
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CH-2-2 Indole.pdf
470.1 KB
ملزمة اندول أوضح
C8H7N
a six-membered benzene ring fused to a five-membered pyrrole ring.
ten π electrons
C8H7N
a six-membered benzene ring fused to a five-membered pyrrole ring.
ten π electrons
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Lec.21(Acquired inmmunity).pdf
1.4 MB
ترجمه مناعه 6 بغداد
Lec.22(hypersensitivity).pdf
2.3 MB
ترجمه مناعه 7 بغداد
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