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Metals and Non-metals — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYMetals and Non-metals1 Mark
MCQ
Graphite is used :
  • A
    for sterilisation of water
  • B
    for making stainless steel
  • ✓
    as dry lubricant
  • D
    in making electric bulbs
✓

Answer

Correct option: C.
as dry lubricant
as dry lubricant

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