Name first element of Group 16 to 18

Name elements of Group 16

Name elements of Group 18

Name radioactive element of Group 17 Halogens family

Describe anomalous behaviour of oxygen compared with other elements of Group 16. Oxidation state

Describe anomalous behaviour of oxygen compared with other elements of Group 16. Nature of hydrides

Why are the first ionization energies of the higher elements of group 16 lower than those of group 15 elements?

Describe anomalous behaviour of oxygen compared with other elements of Group 16. Atomicity

Give types of halide formed by elements of Group 16 and explain them in detail.

Describe anomalous behaviour of oxygen compared with other elements of Group 16. Magnetic property

Go through the Modern periodic table (fig2.1) and write the names one below the other of the elements of group 1. How many valence electrons are there in each of these elements ?