Question

What are the combining powers of the following metals :-

Iron
Zinc
Copper
Magnesium
Lead
Calcium
Sodium
Cobalt
Chromium
Gold
Manganese
Silver
Mercury
​

Answer 1

Answer:

iron - 2, 3

zinc - 2

copper - 1,2

magnesium - 2

lead - 4, 2 ( two is the major one)

calcium - 2

sodium - 1

cobalt - 1, 2

chromium - 6,5,4,3,2,1

gold - 3,2

manganese - 7,6,5,4,3,2,1

silver - 1

mercury - 1,2

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Answer 2

Answer:

iron - 2,3

zinc, 2

copper1,2

magnesium 2

lead 4,2

calcium 2

sodium-1

cobalt - 1

chromium -6,5,4,3,2,1