Class 12 | Chemistry | Sample Paper | MCQs | CBSE | 2027

⭐ Super-Quick Memory Table Topic Remember Electrolysis F = mass × n / M Gabriel Pure 1° amine Finkelstein NaI + dry acetone 1st order graph log(R₀/R) → +k/2.303 Cu, 573 K 1° Aldehyde → 2° Ketone → 3° Alkene SN1 3° fastest Hinsberg Benzenesulphonyl chloride Victor Meyer 1° Red, 2° Blue, 3° No colour HBr Markovnikov Iodoform Yellow CHI₃ Nitrobenzene → Aniline Temperature T↑ → Rate ↑ Transition metals Variable oxidation states Zr + Hf Lanthanide contraction Alcohol BP H-bonding → high BP