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6-2.Equilibrium-II (Ionic Equilibrium)
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એસિડ $H_2A$ ના પ્રથમ અને દ્વિતીય વિયોજન અચળાંક $1.0 \times 10^{-5}$ અને $5.0 \times 10^{-10}$ છે તો એસિડનો વિયોજન અચળાંક ....... થશે.

A

$5.0 \times 10^{-5}$

B

$5.0 \times 10^{15}$

C

$5.0 \times 10^{-15}$

D

$2.0 \times 10^5$

Solution

$ {{\text{K}}_{\text{a}}} = {K_{{a_1}}} \times {K_{{a_2}}}\,\,\,\,\,\,K{a_1} = 1 \times {10^{ – 5}} \times 5 \times {10^{ – 10}} = 5 \times {10^{ – 15}}$

Standard 11
Chemistry

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