Which of the following is correct about heavy water?

  • A
    Water at $4\,^{\circ}C$ having maximum density is known as heavy water
  • B
    It is heavier than water $(H_2O)$
  • C
    It is formed by the combination of heavier isotope of hydrogen and oxygen
  • D
    None of these

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$1.$ Heavy water is harmful for the growth of animals.
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$3.$ $BaCl_2 \cdot 2D_2O$ is an example of $\text{interstitial deuterate}$.
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Write chemical reactions to show the amphoteric nature of water.

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