Advertisements
Advertisements
Question
Define the term Nucleons.
Advertisements
Solution
The protons and neutrons collectively are known as nucleons.
APPEARS IN
RELATED QUESTIONS
Fill in the blank
The outermost shell of an atom is known as............................
Give the following a suitable word/phrase.
Protons and neutrons present in the nucleus.
Give the following a suitable word/phrase.
The smallest unit of an element which takes part in a chemical reaction.
FILL IN THE BLANK
Gases become good conductors of electricity under ........ (low/high) pressure and .............. (low/high) voltage electrical discharge.
Tick the most appropriate answer.
Which of the following scientists observed that cathode rays consists of negatively charged particles?
- John Dalton
- J J Thomson
- James Chadwick
- Democritus
ANSWER IN DETAIL
What is the maximum number of electrons that L shell can accommodate ? Give reasons for your answer.
Compare an electron and a proton in respect of mass and charge.
Define the term Mass number.
Define the term Valence shell.
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.
