White the electron dot structure of hydronium ion.

Write the electronic structure of CO_3^(-2) and NH_4^+ ions with lines and arrows.

Explain the terms molecularity and order of a reaction. Give one example from each of first and second order reactions. A 0.1 M HCN solution contained 0.2 moles of KCN per litre of the solution. What was the hydronium ion concentration of the solution. (K_(a) for HCN = 7.2 xx 10^(-10) )

Phosphide ion has the electronic structure similar to that of:

The bonds present in the structure of dichromate ion are

Write the electronic configuration of Cu^(2+) ion.

The ratio of specific charge (e/m) of an electron to that of a hydrogen ion is:

Write the electronic configuration of Zn^(2+) ion ?

Draw the structure of chromate and dichromate ions.