When CaBr 2 dissolves in water, the Ca 2+ ions are attracted to Cl - ions on the
ID: 994571 • Letter: W
Question
When CaBr2 dissolves in water,
the Ca2+ions are attracted to Cl- ions on the KCl crystal.
the Br-ions are attracted to dissolved K+ ions.
the Ca2+ions are attracted to the partially positive hydrogen atoms of the water molecule.
the Br-ions are attracted to the partially negative oxygen atoms of the water molecule.
the Ca2+ions are attracted to the partially negative oxygen atoms of the water molecule.
A.the Ca2+ions are attracted to Cl- ions on the KCl crystal.
B.the Br-ions are attracted to dissolved K+ ions.
C.the Ca2+ions are attracted to the partially positive hydrogen atoms of the water molecule.
D.the Br-ions are attracted to the partially negative oxygen atoms of the water molecule.
E.the Ca2+ions are attracted to the partially negative oxygen atoms of the water molecule.
Explanation / Answer
E. The Ca2+ions are attracted to the partially negative oxygen atoms of the water molecule.
(opposite charges come closer)
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