To which block (`s`, `p`, `d` or `f` ) does the element with atomic number 50 belong?

Element with atomic number 56 belongs to which block?

Predict the period, group and block to which elements with atomic numbers 9, 22, 35, 47 belong.

Find the blocks to which elements having atomic numbers 34, 37, 42 , 63 belong.

Pick thewrongstatement fromthe follow-ing: Elements with atomic number 5 belong to group 15.

The physical and chemical properties of elements are periodic functions of their atomic numbers. a) The atomic number of an element 'X' is 19. Write the group number, period and block to which 'X' belong in the periodic table. b) Name the element with i) highest electronegativity and ii) highest electron gain enthalpy