Advertisements
Advertisements
प्रश्न
Name the following.
The product of the chemical change in keeping a polished iron nail exposed to the atmosphere.
Advertisements
उत्तर
Iron III oxide [Fe2O3x H20]
APPEARS IN
संबंधित प्रश्न
Explain the following giving an example.
Pure substance
Write short answer.
Give an example of desirable change which can also be undesirable
Fill in the blank.
Growing of a seedling into a plant is _______ change.
Give two examples of periodic changes.
What are man-made changes ?
What is a chemical change ? Give two examples of chemical changes.
Name the following:
The term involved in the change of state from – ‘water to ice’ – which is a physical change.
You are given some candle wax. Can you make a candle doll from it? What kind of change is this?
Classify the following as physical or chemical properties
The composition of a sample of steel is 98% iron, 1.5% carbon and 0.5% other elements.
Which of the following is a physical change?
