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प्रश्न
Statement given below is incorrect. Write the correct statement :
Calcium burns in oxygen with a golden-yellow flame.
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उत्तर
Sodium burns in oxygen with a golden yellow flame.
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संबंधित प्रश्न
What is the role of manganese dioxide in the preparation of oxygen?
Fill in the blanks:
Oxygen is collected by the __________ displacement of ________.
Complete and balance the following equation
S + O2 →
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
Phosphorus pentaoxide on dissolving in water forms _________ acid.
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
The nitric oxide gas reacts with the oxygen and water vapour to form ______ vapour.
Write ‘True’ or ‘False’ in front of following statement.
Under laboratory conditions, the oxygen gas is insoluble in water.
Tick (√ ) the most appropriate answer.
Sodium burns in oxygen with a flame which is :
Tick (√ ) the most appropriate answer.
When sulphur burns in oxygen, the colour of the flame is :
Write fully balanced equation for the following :
Na2O + H2O →
Oxygen is a poor conductor of heat and electricity.
