Solution Toggle

In 1869 Mandeleev put forward his periodic law about:

(d)

The periodic table divided into s, p, d, and f block based on.

(b)

4th and 5th period in periodic table are known as:

(b)

Which one of the following decreases along the period?

(b)

The elements of VIIA group are known as:

(c)

According to Mosely the chemical properties of elements are the periodic function of their:

(d)

The shielding effect across the period :

(d)

The ability to attract shared pair of electron is called:

(b)

In group electron affinity values decreases from top to bottom because:

(b)

All Transition Elements are:

(b)