Help me choose the weakest acid?
1. H2Se, H2O, H2Te, or H2S
2. H2SeO4, H2SeO3, H2SO3, or H2SO4
3. HClO3, H2Se, HBr, HNO3

Question

anonymous · Answer

in 1) H2Te(down the group basicity increases)
  2) i m nt sure in this  had confusion in H2SeO4 and H2SeO3
  3)H2Se (reason all halongens are acidic means cl and br while HNO3 i also acidic u can apply down the group basicity increases)

amistre64 · Answer

small pH number = stronger acid/weaker base  if i recall correctly

how to apply that here i dont know :)

anonymous · Answer

thank you!

aravindg · Answer

:)