56.4k views
1 vote
Which compound has the greater percentage of sodium: NaCl or NaBr

User Exic
by
7.7k points

1 Answer

3 votes

NaCI has a greater % of sodium because the Chloride ion is closer in size to Na ion than Bromide ion is to Na ion. Therefore the NaCl lattice is more neatly and closely packed, leading to higher melting point.


User Nullrevolution
by
7.2k points