Advertisements
Advertisements
प्रश्न
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
Potassium nitrate crystals on heating strongly yield potassium nitrite and ________ gas.
Advertisements
उत्तर
Potassium nitrate crystals on heating strongly yield potassium nitrite and oxygen gas.
APPEARS IN
संबंधित प्रश्न
The most abundant element in the earth’s crust.
Taking hydrogen peroxide, how would you prepare oxygen in the laboratory ?
Why is potassium chlorate not used for laboratory preparation of oxygen ?
What happens when Sulphur burns in oxygen ? Also give the balanced chemical equation for the reaction.
State the use of manganese dioxide in the laboratory prepa-ration of oxygen from potassium chlorate.
Complete and balance the following equation
Al + 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
The nitric oxide gas reacts with the oxygen and water vapour to form ______ vapour.
Statement given below is incorrect. Write the correct statement :
Moist oxygen causes rusting in carbon.
Write ‘True’ or ‘False’ in front of following statement.
Liquid oxygen is used for burning fuel in spaceships.
Tick (√ ) the most appropriate answer.
When sulphur burns in oxygen, the colour of the flame is :
