3.Elements are organized on the_________ according to their____________
4.two or more elements chemically combined make up a__________
5.________is an example of an element and_________example of compound.
6.Elements and compounds are called_______substances because they have a uniqueset of chemical and physical_________.


A.Atomic number
B.Compound
C.Symbols
D.Elements
E.Carbon
F.Pure
G.Letters
H.Mixtures
I.Carbon dioxide​

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