ICSE Class 8: Parameters of an Atom Videos | Isotopes

• explain the term valenct
• Atomic number is the amount of protons in the nucleus of an atom. Number of protons in an atom=Number of electrons in that atom. So can we say that atomic number is the amount of electrons in an atom?
• an element consists of 15 protons and 16 neutrons . mention the number of electrons , atomic number and mass number of this element?
• What is the valency of carbon 
• explain the octate rule with the help of the electronic configuration of inert gases

Queries asked on Sunday & after 7 pm from Monday to Saturday will be answered after 12 pm the next working day.