Answer:
A) <u><em>Dinitrogen Oxide:</em></u>
=> 
(Also called Nitrous Oxide)
B) <u><em>Calcium Dihydrogen Phosphate:</em></u>
=> 
(Also called Monocalcium phosphate)
Answer: D
Explanation: Keeping the pressure constant and increasing the temperature.
A) It becomes a negative ion
Mercury(II) oxide, a red solid, decomposes when heated to produce mercury and oxygen gas. Mercury(II) oxide is a red solid. When it is heated, it decomposes into mercury metal and oxygen gas. A reaction is also considered to be a decomposition reaction even when one or more of the products are still compounds.
