Chapter 2

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seatwork

CONCEPTUAL DEFINITION OF ACIDS AND BASES

THEORY ACIDS BASES

ARRHENIUS

Acids are substancesthat yield H+ (or H3O+)as the only positiveion in solution.

Bases are substancesthat yield OH- ions asthe only negative ionin solution.

BRONSTED –LOWRY

Acids are proton (H+)DONORS.

Bases are proton (H+)ACCEPTORS.

LEWISAcids are ELECTRONPAIR ACCEPTORS

Bases are ELECTRONPAIR DONORS