Question

identifique a alternativa que apresenta somente diacidos

a)-H2S, H2SO4, H3PO4, H3PO3.
b)-HCN, H2S, H3PO4, H3PO3.
c)-H2S, H2SO4, H2CO3, H3PO3.
d)-HCL, H2S, H2SO4, H3PO3.
e)-H2SO4, H2SO3, HNO3, H3PO2.

Answer 1

R:

(D) -HCL, H2S, H2SO4, H3PO3.