MCQ
Hofmann's hypobromite reaction affords a method of
- APreparing a tertiary amine
- BPreparing a mixture of amines
- ✓Stepping down a series
- DStepping up a series
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$(I)\,\,La(OH)_3$ is the least basic among hydroxides of lanthanides.
$(II) \,\,Zr^{4+}$ and $Hf^{4+}$ posses almost the same ionic radii.
$(III)\,\,Ce^{4+}$ can as an oxidizing agent
Which of the above is/are true ?
Assertion $A:$ Metallic sodium dissolves in liquid ammonia giving a deep blue solution, which is paramagnetic.
Reason $R:$ The deep blue solution is due to the formation of amide.
In the light of the above statements, choose the correct answer from the options given below :