Question
Write conjugate acid and conjugate base of H2O.

Answer

Conjugate acid is H3O+ and conjugate base is OH-. Add H+ to get conjugate acid and remove H+ to get conjugate base.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Indicate the number of unpaired electrons in:
Fe.
An alkene (molecular weight $=56$ ) on reaction with trioxygen followed by zinc/ $CH _3 COOH$ gave only ethanal. Identify the Structure of the alkene.
Write formula for the following compound:

Mercury(II) chloride.

Explain why $BeH _2$ molecule has a zero dipole moment although the $Be - H$ bonds are polar.
Calculate the energy associated with the first orbit of He. What is the radius of this orbit?
Hydrocarbon A (molecular formula is $C _5 H _8$ ) gave a white precipitate with ammoniacal silver nitrate. Oxidation of A with hot alkaline $KMnO _4$ gave 2-methyl propanoic acid. What is the structural formula of A?
pKa value of acids A, B, C, D are 1.5, 3.5, 2.0 and 5.0. Which of them is strongest acid?
The enthalpy change for the reaction, $\text{Zn(s)}+2\text{H}^+(\text{aq})\overrightarrow{\ \ \ \ \ \ } \ \text{Zn}^{2+}(\text{aq})+\text{H}_2(\text{g}),$ is -154.40kJ mol-1. The formation of 2g of hydrogen expands the system by 22.4L at 1atm pressure.
What is the internal energy change of the reaction?
On the basis of standard electrode potential values, suggest which of the following reactions would take place? (Consult the book for $\text{E}^\ominus$ value).
  1. $\text{Cu + Zn}^{2+}\xrightarrow{ \ \ \ \ \ \ \ }\text{Cu}^{2+}+\text{Zn}$
  2. $\text{Mg + Fe}^{2+}\xrightarrow{ \ \ \ \ \ \ \ \ }\text{Mg}^{2+}+\text{Fe}$
  3. $\text{Br}_2+\text{2Cl}^-\xrightarrow{ \ \ \ \ \ \ \ \ }\text{Cl}_2+2\text{Br}^-$
  4. $\text{Fe + Cd}^{2+}\xrightarrow{ \ \ \ \ \ \ \ \ }\text{Cd + Fe}^{2+}$
Find the conjugate base for the species H2O and NH4+.