How can the groups, valencies and the positions of transition elements be known from their electronic configurations.

Which of the following is a transition element as per the ground state electronic configuration?

Explain why transition elements have many irregularities in their electronic contigurations.

Transition metals have the electronic configuration :

What are d-block elements? Give their general electronic configuration.

Write down the general electronic configuration of transition elements .

The atomic of an element is 102. Show the outer electronic configuration of the element.

The atomic number of an element A is 20 and that of another element B is 17. write down their electronic configuration. Will they produce an electrovalent compound or covalent compound? What will be their valencies? What will be the probable formula of the compound formed between them?

How do the transition elements form pi- complexes ?

Justify the position of hydrogen in the periodic table on the basis of its electronic configuration.