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What happens when H3PO3 is heated?...

What happens when `H_3PO_3` is heated?

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H_3 PO_3. on heating undergoes disproportionation to give phosphine PH, and orthophosphoric acid or phosphoric acid..4 dotH_3 PO_3 stackrelDelta/rarr 3 H_j PO_4, H H_3. .O x, N O=+3^*O x: N a=+5Theta x dot N o,=-3.
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