Advertisements
Advertisements
Question
Burning of paper is a ______ change.
Options
physical
chemical
physical and chemical
neutral
Advertisements
Solution
Burning of paper is a chemical change.
APPEARS IN
RELATED QUESTIONS
TRUE \ FALSE
Temperature at which a liquid starts boiling is known as the boiling point of that liquid. True or false ?
What are homogenous reactions ?
Explain the following reaction with one suitable example of Displacement reaction.
What do you observe when Cl2 is passed through potassium iodide (KI) solution.
Distinguish by heating the following in dry test tubs.
Zinc carbonate, Copper carbonate and lead carbonate.
Give reason for the following:
A characteristic change of colour is seen when a piece of iron is added to copper [II] sulphate solution.
Complete the table given below.
| Addition of dil. H2SO4 to zinc | Test for gas evolved |
Name the solid residual product formed reaction and state its colour during – thermal decomposition of the following substance.
Zinc carbonate.
Name the solid residual product formed reaction and state its colour during – thermal decomposition of the following substance.
Lead nitrate.
Which is used as a catalyst during the process of hydrogenation of oils?
