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(a) Select all of the correct statements about the relative acid strengths of pa

ID: 971600 • Letter: #

Question

(a) Select all of the correct statements about the relative acid strengths of pairs of acids from the choices below.

1.HCl is a stronger acid than H2S because Cl is more electronegative than S.

2.HAsO42- is a stronger acid than H3AsO4 because it has more charge (is more unstable).

3.HBrO4 is a stronger acid than HClO4 because Br is larger than Cl.

4.H2S is a stronger acid than HCl because Cl is more electronegative than S.

5.H2O is a stronger acid than HF because O is larger than F.

6.NH3 is a stronger acid than H2O because N is larger than O.

Explanation / Answer

1.HCl is a stronger acid than H2S because Cl is more electronegative than S.

This is the only correct statement given