First slide

Water and Heavy water

Question

Which of the following is the correct method of preparation of D₂O₂ in the laboratory ?

Moderate

A

Electrolysis of D₂SO₄
B

Electrolysis of H₂SO₄/D₂O
C

K₂S₂O₈ + D₂O
D

All of these

Solution

$K_{2} S_{2} O_{8} (g) + 2 D_{2} O (l) \to 2 {KDSO}_{4} (aq .) + D_{2} O_{2} (l)$

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