JEE Main Chemistry question

Not in JEE Main or NEET syllabus

Which of the following is correct about heavy water?

(A)Water at 4°C having maximum density is known as heavy water
(B)It is formed by the combination of heavier isotope of hydrogen and oxygenCorrect
(C)It is heavier than water
(D)None of the above

Answer: (B)

Solution

Heavy water (DO) is formed by combining deuterium, the heavier isotope of hydrogen, with oxygen: . Water at 4°C is simply ordinary water (HO) at its density maximum, not heavy water (A

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Question ID VK-137258