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For the reaction $2Al + 3MnO\xrightarrow{\Delta }A{l_2}{O_3} + Mn;$ If $108\,g$ of $Al$ and $213\,g$ of $MnO$ are heated then which of the following is incorrect?

• A
  $Al$ is present in excess
• B
  $MnO$ is present as limiting reagent
• C
  $54\,g$ of $Al$ is required
• ✓
  $159\,g$ of $MnO$ is required