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Periodic Properties And Variation Of Properties Physical And Chemical — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryPeriodic Properties And Variation Of Properties Physical And Chemical1 Mark
MCQ
An oxide which dissolves in water forming an acid.
  • ✓
    $SO _2$
  • B
    $SiO _2$
  • C
    $Al _2 O _3$
  • D
    MgO
✓

Answer

Correct option: A.
$SO _2$
An oxide which dissolves in water forming an acid: $SO _2\left( SO _2+ H _2 O \rightarrow H _2 SO _3\right)$

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