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Surface Chemistry — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistrySurface Chemistry1 Mark
MCQ
Which of the following is positively charged colloid?
  • ✓
    haemoglobin
  • B
    starch
  • C
    clay
  • D
    $AS _2 S _3$
✓

Answer

Correct option: A.
haemoglobin
haemoglobin

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