Advertisements
Advertisements
प्रश्न
Calculate the number of neutrons, protons and electrons:
- atomic number 3 and mass number 7
- atomic number 92 and mass number 238.
संख्यात्मक
Advertisements
उत्तर
- Number of neutrons – 4
Number of protons – 3
Number of electrons – 3 - Number of neutrons – 146
Number of protons – 92
Number of electrons – 92
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Name the three sub-atomic particles of an atom.
Helium atom has an atomic mass of 4 u and two protons in its nucleus. How many neutrons does it have?
What is a neutron? State its relative mass and charge.
Name the element which does not contain any neutrons in its nucleus.
State the number of neutrons in each of the atoms A to E. Also state which of the atoms A to E is a metal.
The number of neutrons present in 73Li is ______.
James Chadwick discovered the fundamental particle called proton.
What is the charge of a neutron?
The hydrogen atom does not have ______.
The ratio of neutrons in C and Si with respective atomic masses 12 and 28 is ______.
