MCQ
The correct order of acidic strength
- ✓$C{l_2}{O_7} > S{O_2} > {P_4}{O_{10}}$
- B${K_2} > CaO > MgO$
- C$C{O_2} > {N_2}{O_5} > S{O_3}$
- D$N{a_2}O > MgO > A{l_2}{O_3}$
Non metallic nature decrease in the order $Cl \,>\, S \,>\, P$.
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Given : $\log 3=0.48$
$A.$ Reaction completes in $1000\,s$.
$B.$ The reaction has a half-life of $500\, s$.
$C.$ The time required for $10\, \%$ completion is 25 times the time required for $90 \,\%$ completion.
$D.$ The degree of dissociation is equal to $\left(1-e^{-k t}\right)$.
$E.$ The rate and the rate constant have the same unit.