What is molecular formula of heavy water class 11?

For the same reason, it is also known as heavy hydrogen. And therefore, water made by deuterium is known as heavy water. It is the same as normal water, the difference being, its mass is 10 percent more than normal water. Therefore, the answer is – option (b) – The molecular formula of heavy water is \[{{D}_{2}}O\].

What is meant heavy water?

Water in which deuterium, a heavy isotope of hydrogen, takes the place of hydrogen. Heavy water has physical and chemical properties that are like those of ordinary water, but heavy water is 10 percent heavier and has higher freezing and boiling points. Also called deuterium oxide. Chemical formula: DHO.

What is molecular formula of heavy water Brainly?

The molecular formula of heavy water is 2H2O, D2O.

What is heavy water class 11?

It is heavier than hydrogen and is known as heavy hydrogen. Heavy water is another form of water which contains an isotope of hydrogen which is larger than the normal hydrogen. It is known as deuterium and is represented by H2. or D. The molecular formula of heavy water is 2H2O.

What is heavy water write two uses of heavy water?

Heavy water is used as a neutron moderator in nuclear reactors. Heavy Water is used for the preparation of Deuterium. Iso-topologues of many organic compounds are prepared with the help of deuterium oxide. Heavy water is used instead of normal water in IR (infrared) spectroscopy.

What is heavy water Ncert?

Heavy water is a compound that is made up of oxygen and deuterium, a heavier isotope of hydrogen which is denoted by ‘2H’ or ‘D’. Heavy water is also called deuterium oxide and is denoted by the chemical formula D2O.

What is heavy water mention its two uses also write down its molecular formula?

Heavy water is also called deuterium oxide and is denoted by the chemical formula D2O.

Why is it called heavy water?

In ordinary water, each hydrogen atom has just a single proton in its nucleus. In heavy water, each hydrogen atom is indeed heavier, with a neutron as well as a proton in its nucleus. This isotope of hydrogen is called deuterium, and heavy water’s more scientific name is deuterium oxide, abbreviated as D20.

How does heavy water reacts with cac2?

It reacts very much similar to normal water with calcium carbide. In hydrolysis, one compound is broken down into two different compounds by reaction with heavy water. Thus, hydrolysis of calcium carbide with heavy water is a type of double displacement reaction.

What is heavy water write its one use?

One major use of heavy water is that it is used as a moderator of neutrons in nuclear power plants. Heavy water is employed as an isotopic tracer in studies of biochemical and chemical processes, in the laboratory. Neutron moderator: D₂O is used as a neutron moderator in certain types of nuclear reactors.

What is electrolysis of heavy water?

1) Electrolysis : When heavy water is electrolysed, dideuterium is obtained at the cathode. Heavy water reacts slowly with alkali and alkaline earth metals producing dideuterium. The oxides of active metals like Sodium and Calcium reacts slowly with heavy water to form their respective deuteroxides.

How do you make heavy water?

To produce pure heavy water by distillation or electrolysis requires a large cascade of stills or electrolysis chambers, and consumes large amounts of power, so the chemical methods are generally preferred. The most important chemical method is the Girdler Sulfide process.

What is the chemical composition of heavy water?

Heavy water is a compound of oxygen and deuterium, which is an isotope of hydrogen.

What is the chemical name of heavy water?

Chemical Name: Deuterium oxide (heavy water) Chemical Formula: D2O. CAS Number: 7789-20-0. EC Number (EINECS): 232-148-9. Synonyms: D2O;Water-d2;Heavy water;Water, heavy;Dideuterium oxide;Heavy water-d2;Water2-H2. Appearance: colourless liquid. Melting Point: 4 C. Boiling Point: 101.4 C.

What is the molecular formula of heavy water?

The term ‘heavy water’ typically refers to D 2 O. However, other “heavy” forms of water exist as well. This form of heavy water is denoted by the formula HDO and is made up of one protium, one deuterium, and one oxygen atom. Water molecules tend to exchange hydrogen atoms between each other.

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