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- NEET
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- Chemistry
- Chapter
- Practical Chemistry
NEET · Chemistry · Practical Chemistry
Match List I with List II ( amp; List-I amp; amp; List-II amp;...
Match List I with List II
(
)
Choose the correct answer from the options given below:
(
| amp; List-I | amp; | amp; List-II | |
| amp; (Name of the test) | amp; | amp; (Reaction sequence involved) [M is metal] | |
A. | amp; Borax bead test | amp; I. | amp; MCO_3 → MO \xrightarrow{Co \left(NO_3\right)_2} CoO\cdot |
C | amp; Cobalt nitrate test | amp; III | amp; MSO_4 \xrightarrow[M\left(BO_2\right)_2 → MBO_2 → M |
D. | amp; Flame test | amp; IV | amp; MSO_4 \xrightarrow[MCO_3 → MO → M |
Choose the correct answer from the options given below:
Options
- AA-III, B-II, C-IV, D-I
- BA-III, B-IV, C-I, D-II
- CA-III, B-I, C-II, D-IV
- DA-III, B-I, C-IV, D-II
Correct answer
B. A-III, B-IV, C-I, D-II
Step-by-step solution
Cobalt nitrate test
\mathrm{MO}\mathrm{MCO}_3 \rightarrow \mathrm{MCl}_2 \rightarrow \mathrm{M}^{2+}\mathrm{MSO}_4 \underset{\Delta}{\mathrm{Na}_2 \mathrm{~B}_4 \mathrm{O}_7} \mathrm{M}\left(\mathrm{BO}_2\right)_2 \rightarrow \mathrm{MBO}_2 \rightarrow \mathrm{M}\mathrm{MSO}_4 \xrightarrow[\Delta]{\mathrm{Na}_2 \mathrm{CO}_3} \mathrm{MCO}_3 \rightarrow \mathrm{MO} \rightarrow \mathrm{M}
\mathrm{MO}\mathrm{MCO}_3 \rightarrow \mathrm{MCl}_2 \rightarrow \mathrm{M}^{2+}\mathrm{MSO}_4 \underset{\Delta}{\mathrm{Na}_2 \mathrm{~B}_4 \mathrm{O}_7} \mathrm{M}\left(\mathrm{BO}_2\right)_2 \rightarrow \mathrm{MBO}_2 \rightarrow \mathrm{M}\mathrm{MSO}_4 \xrightarrow[\Delta]{\mathrm{Na}_2 \mathrm{CO}_3} \mathrm{MCO}_3 \rightarrow \mathrm{MO} \rightarrow \mathrm{M}