H2SO3, or sulfurous acid, is weak.
A quick way to verify the strength of acids with oxygen in them is to get the number of oxygen atoms (in this case, 3) minus the number of hydrogen atoms (in this case, 2); if the result is lower than 2, the acid is weak.
Sulphuric acid is a strong acid.
Weak acid
Sulfurous acid H2SO3 is a weak di-protic acid.
No, it is a weak acid. Sulfuric acid, however is a strong acid
Sulfurous acid is the common name. That chemical is merely sulfur dioxide dissolved in water and is classified as a very strong acid.
it is weak acid :)
It is a weak acid.
Weak.
It is a weak acid
Oxalic acid is a relatively strong weak acid. It has pKa1=1.27 and pKa2=4.28.
It's a weak acid.
no it is a strong acid
Its a weak acid
Strong acid