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प्रश्न
A ______ process in which a substance reacts with ______ to give off heat is called combustion.
उत्तर
A chemical process in which a substance reacts with oxygen to give off heat is called combustion.
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संबंधित प्रश्न
Give reasons.
Paper by itself catches fire easily whereas a piece of paper wrapped around an aluminium pipe does not.
Combustion is a chemical reaction in which and substance react with ______.
True or False – If False give the correct answer
Oxygen is necessary for combustion
What is ignition temperature?
Some words (underlined) in the following sentence is jumbled up. Write them in their correct form.
The amount of heat energy produced on complete combustion of 1 kg of a fuel is called its ficalroic value.
Which of the following conditions is not necessary for combustion?
Any reaction that involves reaction with oxygen is called reaction ______.
Give one example of slow combustion.
Fill in the blanks using the word given in the box.
| ignition | petrol | combustion | calorific value | combustible | combustible |
The lowest temperature at which a substance catches fire is called its ______ temperature.
Fill in the blanks using the words given in the box.
| ignition | petrol | combustion | calorific value | combustible | combustible |
Ignition temperature of ______ is lower than that of wood.
