Plz hurry!
which of these is heated by radiation?
question options:
a-coastal temperatures are cooler than temperatures in inland areas.
b-hot soup rises to the top of the bowl, while cooler soup sinks to the bottom.
c-an ice cube melts while you hold it in your hand.
d-the sun's energy is transferred through the vacuum of space to earth.

nacl or sodium chloride is an ionic compound. this is because an ionic compound pertains to a compound that consists of positively and negatively charged ions. in this case, na (sodium) has a tendency to lose one electron when it reacts with with other atoms, so the resulting sodium ion contains 11 protons and 10 electrons, thus making it positively charged (na+), when chlorine reacts, it usually gains one electron to form an ion called chloride, thus making it negatively charged ( since the ions are oppositely charged, they attract.