Advertisements
Advertisements
प्रश्न
Write true or false
Rusting of iron is a chemical change.
पर्याय
True
False
Advertisements
उत्तर
True
APPEARS IN
संबंधित प्रश्न
Write short answer.
What are man-made changes ?
State whether the following is physical or chemical changes.
burning of sugar —
Write true or false
A natural change can also be a desirable change.
Change is the law of nature which occurs in everyday life.
State when a substance [i.e. matter] undergoes a kind of change.
Select the correct answer from the choice given below to complete the sentence
A change in which a substance retains its identity is a
______ change.
In a solution of salt in water, water is the solute
Physical Change: Boiling::Chemical Change: ______.
Higher order Thinking question
Boiling of water is a physical change; but boiling of egg is a chemical change. Why?
Water is known as a universal solvent. Why?
Classify the following as physical or chemical properties
Metallic sodium is soft enough to be cut with a knife.
