Advertisements
Advertisements
Question
Differentiate between a physical change and a chemical change with reference to – Formation of products.
Solution
Physical change | Chemical change |
No new products are formed. | New products are formed. |
APPEARS IN
RELATED QUESTIONS
Classify the following as chemical or physical change:
Dissolving common salt in water.
Fill in the blank.
A new substance is formed in a ............... change.
Solve this crossword by using the clues that follow.
Across
1. Energy in the form of sunlight is absorbed by the green plants in this process.
4. The reddish-brown substance formed over iron in the presence of oxygen and moisture.
5. This change is permanent and irreversible.
6. The process in which a solid directly changes into gaseous state.
Down
1. It is the change that takes place in case of swinging pendulum of a clock.
2. Occurrence of this is a non-periodic change as well as a natural change.
3. It is a physical change
Classify the following changes as physical or chemical:- melting of a solid (wax)
State whether the following is physical or chemical changes.
glowing of a bulb -
Write true or false
Dissolving of solute in a solvent and rusting of iron are both physical changes.
Classify the Following as a Physical Or a Chemical Change.
Making of a Sugar Solution
Give four reasons why the burning of a magnesium ribbon in the air is considered a chemical change.
Select the chemical changes from the following list of changes
Boiling of milk.
You are given some candle wax. Can you make a candle doll from it? What kind of change is this?