The answer is C, i just took the k-12 test~
Arietis, camelopardalis, lyncis, scorpii, cancri, canis minoris
13.6
a) yes Pb is more reactive that Ag, Pb before Ag
b) no, Cu after H
c) yes, Cl2 is more active than I2
4) yes, Mg is more active
13.7 (as I think)
Al ³⁺ more active than Zn²⁺, Mn can react with Zn²⁺, but not with Al ³⁺ , because Mn after Al but before Zn
Neutrons have no electrical charge.
