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Question
Draw a neat labelled diagram representing an atom. Name the three sub-atomic particles in the atom and represent them symbolically showing the mass and charge of each. State where the sub-atomic particles are present in the atom.
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Solution
Sub-atomic particles are:
- Electrons \[\ce{_-1e}\] – present in orbit around the nucleus
- Proton \[\ce{^1_1P}\] – in nucleus
- Neutrons \[\ce{^1_2n}\] – in nucleus
APPEARS IN
RELATED QUESTIONS
Write true or false for the following statement
The maximum number of electrons in the first shell can be 8.
Write true or false for the following statement
The central pad of the atom is called nucleus.
Give the following a suitable word/phrase
The sub-atomic particle with negative charge and negligible mass.
Give the following a suitable word/phrase.
Protons and neutrons present in the nucleus.
Give the following a suitable word/phrase.
The electrons present in the outermost shell.
Multiple Choice Questions
The outermost shell of an atom is known as
Tick the most appropriate answer.
How many times is a proton heavier than an electron?
- 1500
- 1800
- 1840
- none of these
TRUE \ FALSE
Electrons are present in the nucleus.
ANSWER IN DETAIL
Name the three subatomic particles. How are they different from each other ?
State the location of electrons, protons and neutrons in an atom.
