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प्रश्न
Why is it not possible to see an atom even with the most powerful microscope ?
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उत्तर
Atoms are the building blocks of nature. They are tiniest particles in nature and optical microscopes cannot magnify the image of such a tiny object, so that becomes visible to us. It is possible to watch an atom under an electron microscope.
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संबंधित प्रश्न
Write the names of the elements present in the:-
Acetic acid
Write the names of `("NH"_4)_2"SO"_4` compounds:
Write the names of `"Ca"("NO"_3)_2` compounds :
Write the names of `"FeS"` compounds :
Define: Chemical bond
What does an atom consist of ? Explain.
What is the maximum number of electrons present in:
1. first shell
2. second shell
3. third shell and
4. fourth shell
An atom has 13 protons and 14 neutrons.
What is the atomic mass of the atom ?
Is it possible to see atoms these days ? Explain your answer.
Calculate the number of moles in 12.044 × 1025 atoms of phosphorus.
In what respects do the three isotopes of hydrogen differ? Give their structures.
State the meaning of the term – (a) atom, (b) molecule, (c) radical – with a suitable example.
The electronic structure [configuration] of fluorine can be written as 2, 7. In a similar way give the electronic configuration of aluminium
The smaller particles found in the atom is called ______.
Draw the structure of an atom and explain the position of the sub-atomic particles.
Which of the following statements made by Dalton has not undergone any change?
The volume occupied by 1 mole of a diatomic gas at S.T.P is ______
Which of the following has maximum number of atoms?
The smallest unit of an element is ______.
