Assign $A, B, C, D$ from the given type of reaction.
$CaCl_2 + Na_2C_2O_4 \longrightarrow CaC_2O_4\downarrow + 2NaCl$

  • A
    For precipitate formation reaction
  • B
    For precipitate dissolution reaction
  • C
    For precipitate exchange reaction
  • D
    For no reaction

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