The correct answer from the choices given is the third option. Covalent compounds have low boiling points. Also, their melting points are low. Covalent bonds have relatively low attractions which results to these properties. The bonds are easily broken by taking energy or adding energy.
Answer:
the chemical symbol is 96
What do you mean.....kelvin?
<span>(1) The atom absorbs energy, and one or more electrons move to a higher electron shell.</span>