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CHEMISTRY MCQ

Physical and Chemical Changes · ICSE STD 8 (ICSE - English Medium). 5 questions.

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5 questions · timed · auto-graded

MCQ 21 Mark
Chemical changes involve
  • A
    change in shape
  • B
    change in size
  • ✓
    change in molecular composition.
  • D
    none of these
Answer
Correct option: C.
change in molecular composition.
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MCQ 41 Mark
Rising and setting of the sun at a given place is a
  • ✓
    periodic change
  • B
    undesirable change
  • C
    physical change
  • D
    reversible change
Answer
Correct option: A.
periodic change
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MCQ 51 Mark
Melting of ice is a
  • ✓
    reversible change
  • B
    irreversible change
  • C
    chemical change
  • D
    none of these
Answer
Correct option: A.
reversible change
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MCQ - CHEMISTRY STD 8 Questions - Vidyadip