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प्रश्न
An element is composed of ______ atoms.
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उत्तर
An element is composed of same kind of atoms.
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संबंधित प्रश्न
TRUE \ FALSE
Elements combine in definite proportions to form compounds.
WRITE SHORT ANSWER
Define an ionic compound.
Define:- Radicals
Define: Relative atomic mass
State Dalton’s atomic theory.
An atom has 13 protons and 14 neutrons.
How many electrons would be present in this atom ?
Fill in the blank
A deficiency of electrons produces a ________ charge.
Name the unit in which the radius of an atom is usually expressed.
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
Which will form negative ion?
A small block slides down on a smooth inclined plane, starting from rest at time t = 0. Let Sn be the distance travelled by the block in the interval t = n – 1 to t = n. Then, the ratio `S_n/(S_(n + 1))` is ______.
