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Acids, Bases and Salts — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceAcids, Bases and Salts1 Mark
MCQ
Rain is called acid rain when its:
  • A
    pH falls below 7
  • B
    pH falls below 6
  • C
    pH falls below 5.6
  • D
    pH is above 7
✓

Answer

  1. pH falls below 5.6

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