Advertisements
Advertisements
Question
Multiple Choice Questions
The sum of number of protons and number of neutrons present in the nucleus of an atom is called its
Options
mass number
atomic number
number of electrons
all of the above
Advertisements
Solution
mass number
APPEARS IN
RELATED QUESTIONS
What are the two main features of Rutherford’s atomic model?
Fill in the blank of the following statement :
All the mass of an atom is concentrated in a small region of space called the ___________.
The atom of an element X has 7 electrons in its M shell.
What is the atomic number of element X?
The properties of the elements are a periodic function of their __________.
The particles that make up the atom are called ______ particles.
Name the 3 sub-atomic particles of an atom.
K and L shells can accommodate a maximum of 2 and 8 electrons respectively.
If an atom has 6 electrons in its outermost shell, it is inert.
Compare the charge and mass of protons and electrons.
Element ‘P' has electronic configuration 2,8,8,1. The number of chlorine atoms present in the chloride of ‘P’ is ______.
