
Fenoli
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Medium
Delia Nemes
Used 42+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Substanța C7H8O prezintă un număr de izomeri egal cu
2
3
4
5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Este fenol trihidroxilic
Naftolul
Crezolul
Hidrochinona
Pirogalol
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fenolul are caracter acid
mai pronunțat decât apa
mai pronunțat decât acidul acetic
mai slab decât alcoolul benzilic
mai pronunțat decât acidul carbonic
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fenolii sunt substanțele care conțin în moleculă
o grupareOH sau mai multe legată de un C sp3
gruparea OH legată de nucleul aromatic
Gruparea OH legată de catena laterală a unui nucleu benzenic
o singură grupare OH legată de un C sp2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reacțiile la care participă fenolul asemănătoare benzenului sunt:
esterificarea, eterificarea, adiția
substituția, adiția, eterificarea
nitrarea, esterificarea, reacția cu Na
substituția, adiția
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hidrogenarea parțială a fenolului conduce la:
ciclohexan
ciclohexenă
ciclohexanol
ciclohexanonă
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Acidul picric se prezintă sub formă de cristale galbene care explodează asemănător trotilului și se obține prin:
nitrarea benzenului
halogenarea fenolului
sulfonarea naftolului
nitrarea avansată a fenolului
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