Organic Compounds Containing Nitrogen — Important Questions
ICSE · Class 12 · Chemistry
105 important questions from Organic Compounds Containing Nitrogen for ICSE Class 12 Chemistry, with answers. Written for the board exams 2027.
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Important Questions from Organic Compounds Containing Nitrogen
Amines are considered as derivatives of:
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Ammonia (NH₃)
Amines are derivatives of ammonia where one or more H atoms are replaced by alkyl/aryl groups.
The carbylamine test is positive for:
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Primary amines only
Carbylamine test (CHCl₃/KOH): only primary amines give isocyanide (offensive smell).
Diazotisation is carried out at:
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0–5°C
Diazonium salts are unstable above 5°C and decompose; must be prepared at 0–5°C.
Which of the following amines has the highest boiling point?
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Primary amine (R–NH₂)
Primary amines have two N–H bonds for hydrogen bonding; secondary has one; tertiary has none — so 1° has highest BP among same MW amines.
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