Allena and charissa were discussing whether cl2 is an element or a compound. allena said that it is an element because it has only one type of atom. charissa said that it is a compound because it has more than one atom. who is correct? allena is correct. it is an element because it is only one atom. charissa is correct. it is a compound because it has a two. charissa is correct. it is a compound because it is made of more than one atom. allena is correct. it is an element because it is only made of chlorine atoms.

How are elements arranged in a periodic table

Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.

What is a property of a double replacement reaction