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प्रश्न
Why is it not possible to see an atom with naked eyes?
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उत्तर
The size of an atom is so small that it is not possible to see it with the naked eye. Also, an element's atom does not exist independently (its atomic radius is of the order of 10-10 m).
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संबंधित प्रश्न
Define:- Atom
Fill in the blank:
Atoms are _____
Define: Relative atomic mass
Name three non-metals/radicals which have valency -1, -2, and -3.
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Fill in the blank
If an atom loses an electron, it acquires ______ a charge.
What value has been given to the mass of this reference atom ?
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Electrical state
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Assertion: An atom is electrically neutral.
Reason: Atoms have equal number of protons and electrons.
Name the sub-atomic particles.
Define the term ions or radicals.
Atoms of different elements having ______ mass numbers, but ______ atomic numbers are called isobars.
Atoms of different elements having the same number of ______ are called isotones.
Atoms of one element can be transmuted into atoms of other elements by ______
Write any two observations which support the fact that atoms are divisible.
