Question 1
In the compound dinitrogen monoxide, sometimes used as a dental anesthetic, the oxidation state of nitrogen is ________.
◦ +1
◦ -1
◦ +2
◦ -2
◦ 0
Question 2
Iodine is only very slightly soluble in water, but it dissolves readily in an aqueous solution of sodium iodide, because molecular iodine acts as:
◦ a Lewis base to form a coordinate covalent bond with Na
+ ion
◦ a reducing agent with water, to form the soluble I
+ ion
◦ an oxidizing agent with I
- ion to form the soluble I
3+ ion
◦ a Lewis acid to form a coordinate covalent bond with I
- ion
◦ a catalyst for the disproportionation of water
Water
The Importance of Water
Water transport in plants.
EAT YOUR WATER
Minerals and Water
Solution