MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Inflammable Substances

To set fire t...

Question

To set fire to a combustible substance, you have to heat it to a certain minimum temperature. What is the minimum temperature called? If this minimum temperature is very low for a certain substance, what is the substance called?

Open in App

Solution

The lowest temperature at which a combustible substance starts burning in the presence of air is called ignition temperature.
The substance that has very low ignition temperature and hence, can catch fire easily are called inflammable substances.

Suggest Corrections

thumbs-up

12

Similar questions

Every substance has to be heated to a minimum temperature in order for the combustion process to start, this temperature is known as __ temperature.

Q. The minimum temperature at which a substance catches fire is called its temperature.

Q. Fill in the blanks using the words given in the box.

ignition, petrol, combustion, calorific value, combustible, inflammable

(a) A chemical process in which a substance reacts with oxygen to give off heat is called ______.
(b) Wood, paper, CNG are __________ substances.
(c) The lowest temperature at which a substance catches fire is called its ______ temperature.
(d) Ignition temperature of _______ is lower than that of wood.
(e) The substances which have very low _______ temperature and can easily catch fire with a flame are called _______ substances.
(f) The amount of heat energy produced on complete combustion of 1kg of a fuel is called its ______.

Q. Question 26
Fill in the blanks using the words given in the box.

(a) A chemical process in which a substance reacts with oxygen to give off heat is called ___
(b) Wood, paper, CNG are ___ substances.
(c) The lowest temperature at which a substance catches fire is called its ___ temperature.
(d) Ignition temperature of ___ is lower than that of wood.
(e) The substances which have very low ___ temperature and can easily catch fire with a flame are called ___ substances.
(f) The amount of heat energy produced on complete combustion of 1kg of a fuel is called its ___.

Q. Question 26
Fill in the blanks using the words given in the box.

(a) A chemical process in which a substance reacts with oxygen to give off heat is called ___
(b) Wood, paper, CNG are ___ substances.
(c) The lowest temperature at which a substance catches fire is called its ___ temperature.
(d) Ignition temperature of ___ is lower than that of wood.
(e) The substances which have very low ___ temperature and can easily catch fire with a flame are called ___ substances.
(f) The amount of heat energy produced on complete combustion of 1kg of a fuel is called its ___.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Concentration of Solutions

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Inflammable Substances

Standard VIII Chemistry

Join BYJU'S Learning Program

CrossIcon