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प्रश्न
Fill in the blank
A charged particle is called an _____
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उत्तर
A charged particle is called an ion
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संबंधित प्रश्न
ANSWER IN DETAIL
Enlist the features of Bohr’s model of an atom. How did he correct the Rutherford’s model ?
Write the names of the elements present in the:-
Acetic acid
Write the names of `"Na"_3"PO"_4` compounds :
Fill in the blank:
Atoms are _____
Define: Chemical bond
Name the particles which revolve around the nucleus.
What is the maximum number of electrons present in:
1. first shell
2. second shell
3. third shell and
4. fourth shell
Give two examples for each of ionic and covalent bond.
Write electronic configuration of oxygen, fluorine, sodium, silicon, argon.
Who originated the word ‘atom’ ?
How did Neils Bohr visualise the atom ?
A certain particle ‘X’ has 17 protons, 18 electrons and 20 neutrons.
What is the mass number of X?
Name the unit in which the radius of an atom is usually expressed.
Which of the following statement is correct about the atom of an element ?
Select the correct answer to the statement given below:
The smallest particle of a substance – capable of independent existence and which retains the characteristics of the substance.
Draw the structure of an atom and explain the position of the sub-atomic particles.
______ is the smallest particle of an element.
Atoms of different elements having ______ mass numbers, but ______ atomic numbers are called isobars.
A change in the physical state can be brought about
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 ______.
