When coal burns it possess a change.
a) Which type of change is it? Give reasons in support
of your answer.
b) What is the reactant here?
c) Name the products
Asked by ayankumarbehera99 | 24th Jul, 2020, 03:27: PM
Burning of Coal is a chemical change.
Coal on burning in air evolves carbon dioxide, and the residue which remains is ash.
-Reactants are carbon and oxygen.
-New products formed are carbon dioxide and ash.
-Irreversible change as coal cannot be obtained back by cooling the products.
Answered by Ramandeep | 24th Jul, 2020, 06:44: PM
- physical ghange
- phisical changes are this which can never be reverse and didn't make new substance
- vinegar and lime water mixture observation
- What are Physical and Chemical changes?
- what is Kelvin scale
- Explain the following with reasons:  a. Formation of clouds is a physical change. b. Melting of butter to make ghee is a chemical change.
- what is physical and chemical changes
- what is chemical change
- if keep the biscuits in cooler area it will become soft but if biscuits keep in refrigerator it will not become soft. why?
Kindly Sign up for a personalised experience
- Ask Study Doubts
- Sample Papers
- Past Year Papers
- Textbook Solutions
Verify mobile number
Enter the OTP sent to your number