Answer: The total charge of the nucleus of a carbon atom is +6
Answer: Mg loses two electrons to have an octet. Oxygen gains two electrons to have an octet. The ionic bond between ions results from the electrostatic attraction of opposite charges. The final formula of magnesium oxide is MgO.
Explanation: I am like 97% sure it is correct
The correct answer is D. The energy needed for a chemical reaction is
called the activation energy. This energy is to be present in order for the
reaction to happen. This can be achieved by supplying or releasing heat from a
system of reactants. This can achieved faster by using a catalyst.