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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement
When sugar is heated, its colour changes into
विकल्प
red
brown
black
grey
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उत्तर
black
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संबंधित प्रश्न
What do you observe when :
a piece of paper is burnt
What do you observe when :
solid ammonium chloride is heated
Fill in the blank
An earthquake is a _______ change.
Chemical changes are accompanied by changes in energy.
Under which different types can the following changes be classified?
Conversion of milk into yoghurt.
Under which different types can the following changes be classified?
Bursting of a cracker.
How can a change occur in a substance?
Observe the picture containing a kettle and note that it has salt water in it and answer the following questions:
- What is name of the process that is done to the kettle?
- What will happen to the content of the kettle?
- What kind of change is occurring on the cold surface of the metal plate?
- What can you say about the quality of water that is obtained in the beaker?
The difference between initial state and the final state is called change.
Cut vegetables turn brown when exposed to air, this is due to ______.
