I don't know what ai is intended to be. The only item in the list that is an element is Ag, silver.
Ag and Al
Propane is a pure substance, a compound with the formula C3H8
Nothing happens.pH remains same.
Propane (C3H8) is a pure organic compound that can only be broken down by chemical means, thus it is considered a pure substance.
because the elements are pure so I can says to element 'pure'
Pure elements cannot be mixtures.
All the elements from the periodic table can be obtained as pure elements.
No, they can contain impurities.
all the pure elements have zero oxidation state.....
The two types of pure substance are elements and compounds The two types of pure substance are elements and compounds
Yes my friends. All elements are pure substances that cannot be broken down. However, pure substances aren't all elements.
Elements