What is heavy water

Answer Posted / jyotsana gunjiyal

Heavy water:-An isotope if hydrogen of mass 2 is known as deuterium or heavy hydrogen. The compound of heavy hydrogen with oxygen is called heavy water. Its chemical symbol is D2O. Ordinary water contains about 1 part of heavy water to 6900 parts of ordinary water. The important technical use of heavy water is on nuclear reactors as neutron moderators

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