Advertisements
Advertisements
प्रश्न
Multiple Choice Questions
The number of electrons in an atom is equal to number of
विकल्प
protons in a neutral atom
neutrons in a neutral atom
nucleons in a neutral atom
none of the above
Advertisements
उत्तर
protons in a neutral atom
APPEARS IN
संबंधित प्रश्न
Draw the diagrams representing the atomic structures of the following: Nitrogen.
How does the existence of isotopes contradict Dalton’s atomic theory?
FILL IN THE BLANK
Nuclear energy can be used to make ..........................
Tick the most appropriate answer
Which one of the following scientists put forward the theory regarding the extra-nuclear structure of the atom?
- James Chadwick
- John Dalton
- Rutherford
- Niels Bohr
Tick the most appropriate answer.
Which of the following is used as a coolant in nuclear reactor?
- liquid sodium
- liquid nitrogen
- cadmium steel rods
- plutonium
State Dalton's atomic theory.
How was it shown that atom has empty space?
Name the following:
The element which does not contain any neutron in its nucleus.
‘Electrons revolve around the nucleus in fixed orbits or shells called energy levels’. State how these energy levels are represented.
Differentiate between the following term:
Nucleus and nucleons
