An atom is represented by symbol 2314M. What does number 23 represent?
Number of neutrons
Mass number
Atomic number
Number of protons
In the formula, 2n2 for finding the maximum number of electrons in an orbit, what does the letter 'n' represent?
The atomic number of an element is 11 and its mass number is 23. The correct order representing the number of electrons, protons and neutrons respectively in this atom is
If sodium has atomic number 11 and mass number of 23, then the number of protons, neutrons, and electrons in an uncharged atom is :