Chemistry, asked by laharipragna, 1 year ago

which of the following has lowest reactivity?
a)Na
b)Al
c)Au
d)Cu

Answers

Answered by Anonymous
2
Au has the lowest reactivity because it is below all the elements mentioned in the reactivity series of metals.
Answered by Elz
2
according to the reactivity series, Na, Al, Cu and Au is last since it is highly unreactive

Elz: An estuary is a partially enclosed coastal body water with one or more rivers or streams flowing into it, and with a free connection to the open sea.

Estuaries form a zone between river environments and maritime environments. The inflows of both sea water and fresh water provide high levels of nutrients both in the water column and in sediment, making estuaries the most productive natural habitats in the world.
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