Pretty sure it’s C- hope this helps❤️
For, ClO3- there are 26 valence electrons, so total pairs of electrons are 13.
Answer:
Sodium chloride is formed from a single replacement reaction.
Explanation:
Magnesium and fluorine reacts in 1:2 ratio because:
- Magnesium (Mg) has 2 valance electrons.
- Fluorine (F) is a halogen and thus, requires only one electron.
- 1 atom of magnesium reacts with 2 atoms of fluorine to form a ionic compound with ionic bond.
Calcium belongs to the same group as Magnesium, and also has 2 valance electrons. Thus, it can also react with Fluorine in the same manner.
Hence, the answer is Calcium.
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