Which statement is wrong about pH and H+?

Question

Which statement is wrong about pH and H⁺?

pH of neutral water is not zero.

Adding 1 N solution of CH₃COOH and 1 N solution of NaOH, pH will be seven.

[H⁺] of dilute and hot H₂SO₄ is more than concentrated and cold H₂SO₄

Mixing solution of CH₃COOH and HCl. pH will be less than 7.

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