Chemistry
The atom of an element is made up of 4 protons, 5 neutrons and 4 electrons. What is its atomic number and mass number? Represent the atom with a symbol.
Related Questions
Which fundamental particle is present in anode rays ? Why anode rays are also called as canal rays.
What are cathode rays ? Which fundamental particle is present in these rays ?
The atomic number and the mass number of sodium are 11 and 23 respectively. What information is conveyed by this statement?
Differentiate between protons and neutrons.