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प्रश्न
Complete and balance the following chemical equation.
\[\ce{HgO ->[heat]}\] ______ + _______
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उत्तर
\[\ce{2HgO ->[heat] 2Hg + O2}\]
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संबंधित प्रश्न
Answer the question put against the following constituents of air :
Water vapours : Explain their role in modifying the earth’s climate.
Define the following:
Combustion.
Write ‘true’ or ‘false for the following;
The composition of air was discovered by Lavoisier.
Name the following:
The active component of air which supports combustion and is used up in burning
Name the following:
The component of air which does not support combustion.
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
Carbon dioxide, water vapour and energy in the form of heat are evolved during respiration.
What is the composition of air?
Mountaineers carry oxygen cylinders with them because ______.
Which of the following components of air is present in the largest amount in the atmosphere?
Write just a few sentences for an imaginary situation if any of the following gases disappear from the atmosphere.
Oxygen
