They are described through the use of four physical properties or macroscopic characteristics: pressure, volume, number of particles (chemists group them by moles) and temperature.
Atoms with the same number of protons, but different numbers of neutrons are isotopes of the same element.
For ionic bond
The metal atom will lose electrons to form cations and the non metal atom will gain electron.egNaCl
Fe2+:ferrous ion; fe3+ ferric ion are the one which are correctly named(Answer A) Sn2+ are called stannous ion while Sn4+ are known as stannic ions. Pb2+ are called lead (II) ions while Pb4+ are known as lead (IV) ion Co2+ are known was cobalt (II) ions while Co3+ are known as cobalt(IIi) ion.
Answer:
Solid liquids , plasma gas
Explanation:
It retains its shape regardless of the shape of the container
