If number of electrons in an atom is 8 and number of protons is also 8, then (i) what is the atomic number of the atom and (ii) what is the charge on the atom?
Fill in the Blank of the Following Statement :
An atom has atomic mass number 23 and atomic number 11. The atom has .................... electrons.
Fill in the blanks- The number of protons in the nucleus of an atom is called its ....................
(a) Which of the nuclear particles is present in the same fixed number in the atoms of any particular element?
(b) What do we call this number which is characteristic of a particular element?
An element has an atomic number 12. How many electrons will be present in the K, L and M energy shells of its atom?
Fill in the following blanks :
|Atomic Number||Mass Number||Protons||Neutrons||Electrons||Symbol|