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प्रश्न
Define the Atom.
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उत्तर
An atom is the smallest part of an element that takes place in a chemical reaction.
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संबंधित प्रश्न
Fill in the blank:
The molecules are made up of ________
Give reason Pure substances have fixed melting or boiling point .
Describe a simple experiment to illustrate that molecules are not at rest, but they constantly move.
What is volume?
Multiple choice question.
A substance which can change its state
Give two examples.
Liquid element
Give a reason for the following:
A crystal of iodine on slow heating in a closed flask turns into vapours and fills the complete flask.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
Write scientific reason.
Lemon sherbat has a sweet, sour and salty taste and it can be poured in a glass.
