[1] no reaction [2] pink-orange-brown-dark? layer of copper on the zinc granules, blue colour fades [3] 'dark' crystals of iron on the zinc granules [4] 'dark' crystals of lead on the zinc granules [5] no reaction [6] no reaction - same metal [0] 
zinc granules
s a l t \ m e t a l
a l u m i n i u m f i l m
c o p p e r s t r i p
i r o n f i l i n g s
l e a d s t r i p
m a g n e s i u m r i b b o n
z i n c g r a n u l e s