Which of the following salts does not give a borax bead test?
- A$Al^{+3}$
- B$Co^{+2}$
- C$Cu^{+2}$
- D$Ni^{+2}$
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Similar Questions
Match List-$I$ with List-$II$ and choose the correct answer from the options given below:
List-$I$ (Name of the test) List-$II$ (Reaction sequence involved) [$M$ is metal] $A$. Borax bead test $I$. $MCO_3$ $\rightarrow MO$ $\xrightarrow[+\Delta]{Co(NO_3)_2} CoO \cdot MO$ $B$. Charcoal cavity test $II$. $MCO_3$ $\rightarrow MCl_2$ $\rightarrow M^{2+}$ $C$. Cobalt nitrate test $III$. $MSO_4$ $\xrightarrow[\Delta]{Na_2B_4O_7} M(BO_2)_2$ $\rightarrow MBO_2$ $\rightarrow M$ $D$. Flame test $IV$. $MSO_4$ $\xrightarrow[\Delta]{Na_2CO_3} MCO_3$ $\rightarrow MO$ $\rightarrow M$
| List-$I$ (Name of the test) | List-$II$ (Reaction sequence involved) [$M$ is metal] |
|---|---|
| $A$. Borax bead test | $I$. $MCO_3$ $\rightarrow MO$ $\xrightarrow[+\Delta]{Co(NO_3)_2} CoO \cdot MO$ |
| $B$. Charcoal cavity test | $II$. $MCO_3$ $\rightarrow MCl_2$ $\rightarrow M^{2+}$ |
| $C$. Cobalt nitrate test | $III$. $MSO_4$ $\xrightarrow[\Delta]{Na_2B_4O_7} M(BO_2)_2$ $\rightarrow MBO_2$ $\rightarrow M$ |
| $D$. Flame test | $IV$. $MSO_4$ $\xrightarrow[\Delta]{Na_2CO_3} MCO_3$ $\rightarrow MO$ $\rightarrow M$ |
Which one of the following salts gives a green-coloured flame when the salt is tested by a $Pt$ wire?
Medium
View SolutionWhich of the following salts is used in the bead test for the qualitative analysis of inorganic substances?
Medium
View SolutionMatch List-$I$ with List-$II$:
List-$I$ Solid salt treated with dil. $H_2SO_4$ List-$II$ Anion detected $A.$ Effervescence of colourless gas $I.$ $NO_2^-$ $B.$ Gas with smell of rotten egg $II.$ $CO_3^{2-}$ $C.$ Yellowish green gas with pungent and suffocating smell $III.$ $S^{2-}$ $D.$ Brown fumes $IV.$ $Cl^{-}$
Choose the correct answer from the options given below:
| List-$I$ Solid salt treated with dil. $H_2SO_4$ | List-$II$ Anion detected |
| $A.$ Effervescence of colourless gas | $I.$ $NO_2^-$ |
| $B.$ Gas with smell of rotten egg | $II.$ $CO_3^{2-}$ |
| $C.$ Yellowish green gas with pungent and suffocating smell | $III.$ $S^{2-}$ |
| $D.$ Brown fumes | $IV.$ $Cl^{-}$ |
Choose the correct answer from the options given below:
Difficult
View SolutionWhich metal ion gives a violet bead in the borax bead test?
Medium
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