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प्रश्न
Mention the physical properties of oxygen.
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उत्तर
Physical properties of oxygen:
- Oxygen is a colorless, odorless, and tasteless gas.
- It is a poor conductor of heat and electricity
- Oxygen dissolves readily in cold water.
- It is denser than air.
- It can be made into liquid (liquefied) at high pressure and low temperature.
- It supports combustion.
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संबंधित प्रश्न
Name the three types of oxidation processes. In which of these large amount of heat and light energy are produced?
Give four uses of oxygen.
State two characteristics of Acidic oxides.
State two characteristics of Basic oxides.
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S + O2 →
Statement given below is incorrect. Write the correct statement :
Oxygen is prepared in laboratory by treating hydrogen oxide with manganese dioxide.
Statement given below is incorrect. Write the correct statement :
The oxygen gas turns moist blue litmus red.
Write ‘True’ or ‘False’ in front of following statement.
Under laboratory conditions, the oxygen gas is insoluble in water.
Describe what you will observe and write fully balanced equation when the following is introduced in a jar of oxygen.
Burning magnesium
Give reasons for the following:
patients suffering from lung problems are kept in an oxygen tent.
