Which of the following statement$(s)$ are correct, when alkali metals burn in the presence of oxygen?
$I$. Lithium forms monoxide
$II$. Sodium forms peroxide
$III$. Potassium, rubidium and cesium form superoxide

  • A
    $I$ and $II$
  • B
    Only $III$
  • C
    $I$ and $III$
  • D
    $I, II$ and $III$

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