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CHEMISTRY MCQ

Unit - 3.1 Elements and Compounds · ICSE STD 7 (ICSE - English Medium). 5 questions.

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5 questions · timed · auto-graded

MCQ 11 Mark
The symbolic representation of the molecule of a chemical compound is :
  • ✓
    formula
  • B
    symbol
  • C
    reactant
  • D
    product
Answer
Correct option: A.
formula
A
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MCQ 21 Mark
The process of breaking down of a compound into elements is called :
  • A
    Synthesis
  • B
    Symbiosis
  • ✓
    Analysis
  • D
    Decombination
Answer
Correct option: C.
Analysis
C
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MCQ 41 Mark
The liquid metal at room temperature is :
  • A
    Sodium
  • ✓
    Mercury
  • C
    magnesium
  • D
    Calcium
Answer
Correct option: B.
Mercury
B
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