Predict whether replacing Na with the larger K ion to form K S (instead of Na S) will…

CHEMISTRY · Subjective · ISC · Chemistry · Chemical Bonding and Molecular Structure · Chemical Bonding and Molecular Structure

Problem

Predict whether replacing Na

^+

with the larger K

^+

ion to form K

_2

S (instead of Na

_2

S) will increase, decrease, or leave unchanged the lattice energy of the sulfide salt. Provide a brief justification.