MCQ
After completion of $'np\ ’$ level, the electron enters into which level according to $\ce{(n + p)}$ rule?
- A$\ce{(n − 1)d}$
- ✓$\ce{(n + 1)s}$
- C$\ce{nd}$
- D$\ce{(n + 1)p}$
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$K_1 = 4.2 \times 10^{-7}$ and $K_2 = 4.8 \times 10^{-11}$
Select the correct statement for a saturated $0.034\, M$ solution of the carbonic acid.
$CH \equiv CH\xrightarrow[{(excess)}]{{NaN{H_2}/liq.N{H_3}}}A\xrightarrow{{2C{H_3} - I}}B\xrightarrow[{quinolene}]{{{H_2}/Pd - BaS{O_4}}}C$
$C\xrightarrow[{quinolene}]{{{H_2}/Pd - BaS{O_4}}}\xrightarrow[{liq.\,N{H_3}}]{{NaN{H_2}}}D$