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For each of the following species,write down,next to the formula,the oxidation number of the indicated atom.
a.P in H2PO2-
b.S in Na2S2O3
c.C in CH2O
Pure Communism
An idealized form of communism in which there is no need for a state and goods are distributed according to people's needs.
China
The world's most populous country, with a complex economy that is one of the largest globally and a rich cultural history.
Soviet Union
A former federal socialist state in Eastern Europe and Northern Asia, existing from 1922 until its dissolution in 1991, comprising multiple Soviet republics.
Communist System
A political and economic system aiming for a classless society, where the means of production are owned and controlled by the community as a whole.
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