Chemistry
State why the atomic weight of an element is also termed - relative atomic mass.
Related Questions
Define the term - 'atomic number' of an atom. If an atom 'A' has an atomic number of - eleven, state the number of protons & electrons it contains.
Define the term - 'mass number' of an atom. If an atom 'B' has mass number 35 & atomic number 17, state the number of protons, electrons & neutrons it contains.
State how electrons are distributed in an atom. Explain in brief the rules which govern their distribution.
If an atom 'A' has atomic number 19 & number 39, state -
(i) Its electronic configuration.
(ii) The number of valence electrons it possesses.