Would you expect hexane to be soluble in water why
Asked by admin @ in Chemistry viewed by 307 People
12.
Which of these would you expect to be soluble in the nonpolar solvent hexane, C6H14?
A H2O
B. CH,
C Naci
D Sns,
Asked by admin @ in Chemistry viewed by 307 People
12.
Which of these would you expect to be soluble in the nonpolar solvent hexane, C6H14?
A H2O
B. CH,
C Naci
D Sns,
Answered by admin @
Answer:
B. CH₄
Explanation:
The primary rule in deciding solubilities is, Like dissolves like. That is,
C₆H₁₄ is a nonpolar solvent. Its strongest intermolecular forces are London dispersion forces.
CH₄ is a nonpolar solute. It contains only nonpolar C-H bonds, and its strongest intermolecular forces are London dispersion forces.
Molecules of the two compounds can easily intermingle with each other because the attractive forces between them are so small.
A is wrong. H₂O is a highly polar substance. Its molecules are so strongly attracted to each other that they will not dissolve in the C₆H₁₄.
C and D are wrong. Both NaCl and SnS are compounds of a metal and a nonmetal. We would predict them to be ionic solids, at the extreme end of polarity. They will not dissolve in C₆H₁₄.
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