
Concept explainers
Decide whether each of the following is water-soluble. If soluble, tell what ions are produced when the compound dissolves in water.
(a) NiCl2
(b) Cr(NO3)3
(c) Pb(NO3)2
(d) BaSO4
(a)

Interpretation:
Water solubility of the given compounds and ions produced by the compounds should be analyzed.
Concept introduction:
Most of the ionic compounds are soluble in water, very few of the ionic compounds are sparingly soluble, and some of the ionic compounds are insoluble in water. When it is soluble in water ions gets separated in the solution.
Soluble compounds in water
Almost all the salts of
Almost all the salts of
Salts of F- are soluble. But some of the fluoride salt of
Salts of
Insoluble compounds in water:
Most of the salts of
Most of the metal hydroxides and oxides are insoluble in water bit some of the alkali metal hydroxides,
Answer to Problem 16PS
Water soluble compound. Produced ions are
Explanation of Solution
The given compound Nickel (II) chloride which is soluble in water.
(b)

Interpretation:
Water solubility of the given compounds and ions produced by the compounds should be analyzed.
Concept introduction:
Most of the ionic compounds are soluble in water, very few of the ionic compounds are sparingly soluble, and some of the ionic compounds are insoluble in water. When it is soluble in water ions gets separated in the solution.
Soluble compounds in water
Almost all the salts of
Almost all the salts of
Salts of F- are soluble. But some of the fluoride salt of
Salts of
Insoluble compounds in water:
Most of the salts of
Most of the metal hydroxides and oxides are insoluble in water bit some of the alkali metal hydroxides,
Answer to Problem 16PS
Water soluble compound. Produced ions are
Explanation of Solution
The given compound is Chromium (III) nitrate which is soluble in water.
(c)

Interpretation:
Water solubility of the given compounds and ions produced by the compounds should be analyzed.
Concept introduction:
Most of the ionic compounds are soluble in water, very few of the ionic compounds are sparingly soluble, and some of the ionic compounds are insoluble in water. When it is soluble in water ions gets separated in the solution.
Soluble compounds in water
Almost all the salts of
Almost all the salts of
Salts of F- are soluble. But some of the fluoride salt of
Salts of
Insoluble compounds in water:
Most of the salts of
Most of the metal hydroxides and oxides are insoluble in water bit some of the alkali metal hydroxides,
Answer to Problem 16PS
Water soluble compound. Produced ions are.
Explanation of Solution
The given compound is Lead (II) nitrate which is soluble in water.
(d)

Interpretation:
Water solubility of the given compounds and ions produced by the compounds should be analyzed.
Concept introduction:
Most of the ionic compounds are soluble in water, very few of the ionic compounds are sparingly soluble, and some of the ionic compounds are insoluble in water. When it is soluble in water ions gets separated in the solution.
Soluble compounds in water
Almost all the salts of
Almost all the salts of
Salts of F- are soluble. But some of the fluoride salt of
Salts of
Insoluble compounds in water:
Most of the salts of
Most of the metal hydroxides and oxides are insoluble in water bit some of the alkali metal hydroxides,
Answer to Problem 16PS
This compound insoluble in water.
Explanation of Solution
The given compound is Barium sulfate which is insoluble in water.
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Chapter 3 Solutions
CHEMISTRY+CHEM...HYBRID ED.(LL)>CUSTOM<
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