Answer:
it's C
Explanation:
the equilibrium sytem will shift to remove more of what was removed
Answer:
When the transfer of electrons occurs, an electrostatic attraction between the two ions of opposite charge takes place and an ionic bond is formed. A salt such as sodium chloride (NaCl) is a good example of a molecule with ionic bonding
Answer: A. the rotational period of the earth is the same as that of the moon

Actually Welcome to the Concept of the Ionic bonds.
Since Sodium (Na) is a cation and Chlorine (Cl) is a Anion, they both form a Ionic bond called as NaCl (common salt)
So answer is, Na and Cl
Answer:
P + O2 --> P2O5
Explanation:
For a simple match burning you can use the following equation: P + O2 --> P2O5 To balance the reaction you have to make sure you have the same amount of each element on both sides.