MCQ
$C-C$ bond length is maximum in
- A$CH_2=CH_2$
- B$CH \equiv CH$
- ✓$CH_2=CH-CH=CH_2$
- D$CH_2=C=CH_2$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$(i)\,\,N{O_2}\,\xrightarrow{{slow}}\,NO + O$
$(ii)\,\,{F_2} + O + NO\,\xrightarrow{{fast}}\,N{O_2}F + F$
$(iii)\,\,F + N{O_2}\,\xrightarrow{{fast}}\,N{O_2}F$
Select the correct one
Statement $I:$ According to Bohr's model of hydrogen atom, the angular momentum of an electron in a given stationary state is quantised.
Statement $II:$ The concept of electron in Bohr's orbit, violates the Heisenberg uncertainty principle.
In the light of the above statements, choose the most appropriate answer from the options given below:
$(a)$ $K_2PtCl_6$ $(b)$ $PtCl_4 . 2NH_3$
$(c)$ $PtCl_4 . 3NH_3$ $(d)$ $PtCl_4 . 5NH_3$
Their electrical conductances in aqueous solutions are