Write examples of weak acids and weak bases and give ionic equilibrium in its aqueous solution.
Write examples of weak acids and weak bases and give ionic equilibrium in its aqueous solution.
| $(A)$ Weak Acids | Ionic Equilibriums |
| $(1)$ Acetic acid $\left(\mathrm{CH}_{3} \mathrm{COOH}\right)$ | $\mathrm{CH}_{3} \mathrm{COOH}_{(\text {aq })}+\mathrm{H}_{2} \mathrm{O}_{(l)} \square \mathrm{H}_{3} \mathrm{O}_{\text {(aq) }}^{+}+\mathrm{CH}_{3} \mathrm{COO}_{\text {(aq) }}^{-}$ |
| $(2)$ Benzoic acid $\left(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{COOH}\right)$ | $\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{COOH}_{(\text {aq })}+\mathrm{H}_{2} \mathrm{O}_{(l)} \square \mathrm{H}_{3} \mathrm{O}_{(\text {aq })}^{+}+\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{COO}_{(\text {aq })}^{-}$ |
| $(3)$ Hydrocyanic acid $(HCN)$ | $\mathrm{HCN}_{(\text {aq })}+\mathrm{H}_{2} \mathrm{O}_{(l)} \square \mathrm{H}_{3} \mathrm{O}_{\text {(aq) }}^{+}+\mathrm{CN}_{(\text {aq })}^{-}$ |
| $(4)$ Formic acid ($HCOOH$) | $\mathrm{HCOOH}_{(\text {aq })}+\mathrm{H}_{2} \mathrm{O}_{(l)} \square \mathrm{H}_{3} \mathrm{O}_{\text {(aq) }}^{+}+\mathrm{HCOO}_{\text {(aq) }}^{-}$ |
| $(5)$ Hypochlorous acid $(HOCl)$ | $\mathrm{HOCl}_{\text {(aq) }}+\mathrm{H}_{2} \mathrm{O}_{(l)} \square \mathrm{OCl}_{\text {(aq) }}^{-}+\mathrm{H}_{3} \mathrm{O}_{\text {(aq) }}^{+} \text {etc. }$ |
| $(B)$ Weak Bases | Ionic Equilibriums |
| $(1)$ Ammonia $\left(\mathrm{NH}_{3}\right)$ | $\mathrm{NH}_{3(\mathrm{aq})}+\mathrm{H}_{2} \mathrm{O}_{(l)} \square \mathrm{NH}_{4(\mathrm{aq})}^{+}+\mathrm{OH}_{(\mathrm{aq})^{-}}^{-}$ |
| $(2)$ Aniline $\left(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{2}\right)$ | $\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{2(\mathrm{aq})}+\mathrm{H}_{2} \mathrm{O}_{(l)} \square \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{3(\mathrm{aq})}^{+}+\mathrm{OH}_{(\mathrm{aq})}^{-}$ |
| $(3)$ Hydrazine $\left(\mathrm{NH}_{2} \mathrm{NH}_{2}\right)$ | $\mathrm{NH}_{2} \mathrm{NH}_{2(\mathrm{aq})}+\mathrm{H}_{2} \mathrm{O}_{(l)} \square \mathrm{NH}_{2} \mathrm{NH}_{3(\mathrm{aq})}^{+}+\mathrm{OH}_{(\mathrm{aq})}$ |
| $(4)$ Methyl Amine $\left(\mathrm{CH}_{3} \mathrm{NH}_{2}\right)$ | $\mathrm{CH}_{3} \mathrm{NH}_{2(\mathrm{aq})}+\mathrm{H}_{2} \mathrm{O}_{(l)} \square \mathrm{CH}_{3} \mathrm{NH}_{3(\mathrm{aq})}^{+}+\mathrm{OH}_{(\mathrm{aq})}^{-}$ |
| $(5)$ Dimethyl Amine $\left(\mathrm{CH}_{3}\right)_{2} \mathrm{NH}$ | $\left.\left(\mathrm{CH}_{3}\right)_{2} \mathrm{NH}_{(\mathrm{aq})}+\mathrm{H}_{2} \mathrm{O}_{(l)} \square\left(\mathrm{CH}_{3}\right)_{2} \mathrm{NH}_{3(\mathrm{aq})}^{+}+\mathrm{OH}_{(\mathrm{aq})}^{-}\right)$etc. |
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