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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
Define:- Radicals
Write the names of `("NH"_4)_2"SO"_4` compounds:
Fill in the blank:
Atoms are _____
Who originated the word ‘atom’ ?
Name the particle or particles you would expect to find in :
The orbit of an atom
An atom has 13 protons and 14 neutrons.
How many electrons would be present in this atom ?
State two observations which show that atom is not indivisible.
What is an atom ? How do atoms usually exist ?
Define the following term:
Atom
Electron, proton, neutron are the types of ______ in an atom.
What is the contribution of the following in atomic structure?
Maharshi Kanada
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Select the correct answer to the statement given below:
The basic unit of matter is not capable of independent existence.
The electronic structure [configuration] of fluorine can be written as 2, 7. In a similar way give the electronic configuration of aluminium
K: Potassium:: C: ______.
Draw the structure of an atom and explain the position of the sub-atomic particles.
Project.
To have an idea of what atoms are, students can be asked to construct atoms using pipe cleaners (thin metal wires-electron shells), pompoms (balls-different colours for protons and neutrons) and beads (electrons). Students will love and enjoy putting them together and they look great hanging from the ceiling in the classroom.
The volume occupied by 4.4 g of CO2 at S.T.P ______
An atom of Oxygen (O) and two atoms of hydrogen (H.) combine to form a molecule of ______.
