Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsMix Examples of General Principles and processes of Isolation of Elements
MediumConcentrated sodium hydroxide can separate a mixture of
- A$Al^{3+}$ and $Cr^{3+}$
- B$Cr^{3+}$ and $Fe^{3+}$
- C$Al^{3+}$ and $Zn^{2+}$
- D$Zn^{2+}$ and $Pb^{2+}$
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Similar Questions
Correctly match the List-$I$ with List-$II$:
List-$I$ List-$II$ $(P) \ [M(CN)_2]^-$ $(1) \ Ni$ (during refining of metal) $(Q) \ [M(CO)_4]$ $(2) \ Ti$ (during refining of metal) $(R) \ MI_4$ $(3) \ Pb$ (during roasting of ore) $(S) \ MO$ $(4) \ Ag$ (during leaching of ore)
| List-$I$ | List-$II$ |
| $(P) \ [M(CN)_2]^-$ | $(1) \ Ni$ (during refining of metal) |
| $(Q) \ [M(CO)_4]$ | $(2) \ Ti$ (during refining of metal) |
| $(R) \ MI_4$ | $(3) \ Pb$ (during roasting of ore) |
| $(S) \ MO$ | $(4) \ Ag$ (during leaching of ore) |
Medium
View SolutionIdentify the metal which is not common to German silver and brass.
DifficultAP EAMCET 2019
View SolutionMatch List-$I$ with List-$II$:
List-$I$ (Property) List-$II$ (Element/compound) $I$. Explosive $A$. $Cu$ $II$. Self-reduction $B$. $Fe_3O_4$ $III$. Magnetic material $C$. $Cu(CH_3COO)_2 \cdot Cu(OH)_2$ $IV$. Verdigris $D$. $Pb(NO_3)_2$
| List-$I$ (Property) | List-$II$ (Element/compound) |
| $I$. Explosive | $A$. $Cu$ |
| $II$. Self-reduction | $B$. $Fe_3O_4$ |
| $III$. Magnetic material | $C$. $Cu(CH_3COO)_2 \cdot Cu(OH)_2$ |
| $IV$. Verdigris | $D$. $Pb(NO_3)_2$ |
Difficult
View SolutionSelect the correct statement.
Medium
View SolutionMatch List-$I$ with List-$II$:
List-$I$ List-$II$ $(a)$ Sodium Carbonate $(i)$ Deacon $(b)$ Titanium $(ii)$ Castner-Kellner $(c)$ Chlorine $(iii)$ Van-Arkel $(d)$ Sodium hydroxide $(iv)$ Solvay
Choose the correct answer from the options given below:
| List-$I$ | List-$II$ |
|---|---|
| $(a)$ Sodium Carbonate | $(i)$ Deacon |
| $(b)$ Titanium | $(ii)$ Castner-Kellner |
| $(c)$ Chlorine | $(iii)$ Van-Arkel |
| $(d)$ Sodium hydroxide | $(iv)$ Solvay |
Choose the correct answer from the options given below:
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