ELEMENTS

An element with atomic number 30 is a (A) Representative element (B) Transition element (C) d-block element (D) -block element

The Mw of a oxide of an element is 44. The Ew of the element is 14. The atomic weight of the element is

For an element, Z = 9. The valency of this element will be :

Write the symbol of the element The most abundant element on the moon

The number of one element subset,the number of two element subsets and the number of three element subsets o fa set containing more than three elements are consecutive terms of an A.P.The number of elements in the set can be