Wave Properties of Electrons Standing wave vibrates in fixed location. Wave function,y,mathematical description of size,shape,orientation Amplitude may be positive or negative Node:amplitude is zero > the 2p,orbital Chapter 2 Chapter 2 2 Wave Properties of Electrons • Standing wave vibrates in fixed location. • Wave function, , mathematical description of size, shape, orientation • Amplitude may be positive or negative • Node: amplitude is zero + _ + - =>