Tags: Chemical Compound, Chemical Substance.
Thiocarbonic acid is an inorganic acid which is related to carbonic acid. Its chemical formula is H2CS3.It can be synthesized through the reaction of hydrosulfide and carbon disulfide:CS2 + SH− → S2CSH−S2CSH− + OH− → CS32− + H2OThiocarbonic acid decomposes when heated:H2CS3 → CS2 + H2S (g)↑