Acid Strength

Question 1

Strong Acids

Answer 1

HCl

HBr

HI

HNO₃

H₂SO₄

Question 2

Neutral Ions

Answer 2

Group 1A ions

Ca²⁺

Ba²⁺

Sr²⁺

Cl^1-

Br^1-

I^1-

NO₃^1-

ClO₄^1-

Question 3

Not basic, but acidic

Answer 3

HSO₄^1-

Question 4

Most Basic

Answer 4

Highest pH

More negative charge

Lower oxidation number