Login
Home
TOP
Send feedback
Login
Subjects
Chemistry CBSE Live product
Class 7 (2026-27)
The World of Metals and Non-metals
Physical Properties of Metals
4.
Heating of iron material
Question:
3
m.
Give short answer to the following:
An ironsmith heats iron before making tools using iron materials. Why is heating necessary in this process?
i.
Why does ironsmith heat iron before making tools?
Heating makes iron to hard and non-malleable
Heating makes iron too hard and malleable to easily reshape into desired form
Heating makes iron soft and malleable to easily reshape into desired form
Heating makes iron to melt and malleable to make it mouldable
ii.
What change occurs in the physical state of iron on heating?
It evaporates into gas
It remains solid
It melts into liquid
It burns into ash
Login
or
Fast registration
Previous task
Exit to the topic
Next task
Send feedback
Did you find an error?
Send it to us!
