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Surface Chemistry — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistrySurface Chemistry1 Mark
MCQ
Milk can be preserved by adding a few drops of …………
  • A
    HCOOH
  • ✓
    HCHO
  • C
    CHCOOH
  • D
    $CH _3 CHO$
✓

Answer

Correct option: B.
HCHO
HCHO

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