Students in chemistry class have been given the assignment to use flame test emission data to determine the identity of an unknown substance. When the students put a sample of the unknown compound in the flame, blue and green colors were visible.
What could be one explanation for these results?
A)
The Bunsen burner must not be working properly.
B)
The unknown substance must be a sodium compound.
C)
The unknown substance contained both copper and lead.
D)
It is impossible to narrow down anything about the unknown.