Answer:
Copper nitrate is a blue coloured crystal.which copper nitrate is heated it loses the water molecule and then when is further heated it decomposes to give redddish brown gas,nitrogen dioxide and oxygen.
Explanation:
That's a ionic compound because it has a metal and polyatomic parts within the chemical formula.
Its FeSO3 or iron(iii)sulfite = Fe2(SO3)3
Answer:
what happened to it, have the gone extinct
