Quantum Theory of Covalent Bond

In covalent bond

Briefly describe the valence bond theory of covalent bond formation by taking an example of hydrogen. How can you interpret energy changes taking place in the formation of dihydrogen?

What is the total number of covalent bonds in a molecule of ethane?

What is the total number of covalent bonds in a molecule of ammonia?

The maximum number of covalent bonds formed by nitrogen is 4.

The total number of covalent bonds present in the NO_(2)^(+) ion is :

Which of the following is not a characteristic of planck's quantum theory of radiation ?

Bond energy of covalent O-H bond in water is

The number of covalent bonds in NH_3 is

Write the number of covalent bonds in the molecular of ethane.