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प्रश्न
What are the building blocks of matter ?
उत्तर
Atoms and molecules are the building blocks of matter.
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संबंधित प्रश्न
Write the names of `("NH"_4)_2"SO"_4` compounds:
Define: Chemical bond
What does an atom consist of ? Explain.
What does the word ‘atom’ mean?
State Dalton’s atomic theory.
How did Neils Bohr visualise the 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.
What is the atomic number of the atom ?
An atom has 13 protons and 14 neutrons.
What is the atomic mass of the atom ?
A certain particle ‘X’ has 17 protons, 18 electrons and 20 neutrons.
What is such a particle called ?
Fill in the blank
A charged particle is called an _____
What is the usual symbol for (a) and electron (b) a proton, and (c) a neutron?
Is it possible to see atoms these days ? Explain your answer.
What is an atom ? How do atoms usually exist ?
Define the following term:
Atom
What is the contribution of the following in atomic structure?
Maharshi Kanada
In all atoms of an element
Define the term ions or radicals.
The most abundant type of atom is the universe is ______.
An atom of Oxygen (O) and two atoms of hydrogen (H.) combine to form a molecule of ______.