Predict the dipole moment of;
(i) a molecule of the type AX4 having a square planar geometry.
(ii) a molecule of the type AX5 having a trigonal bipyramdial.
(iii) a molecule of the type AX6 having an octahedral geometry.
(i) It has zero dipole moment.
(ii) It has specific dipole moment.
(iii) It has zero dipole moment.
What is electrovalency?
What bond is present in MgCl2 molecules?
Two elements A and B have the electronic configuration as:
A = 1s22s22p63s2 and B = 1s22s22p5
Write the empirical formula of the substance containing A and B.
What type of bonding would you expect between:
(i) a metal and a non-metal
(ii) a non-metal and another non-metal?
Give reasons in one or two sentences for the observation that in their compounds non-metals form anions and not cations.
Out of Na and K, which will form a more stable ionic bond?
Which will have a greater lattice enthalpy: NaCl or MgO?
Is a covalent molecule always formed between two similar atoms?
Mock Test Series
