What do we call the atoms of different elements with
same number of neutrons.

What do we call the atoms of different elements with same mass number

Two different elements may have same mass number but not the same……….

Name the element with atomic number 119.

What do you expect the nature of hydrides formed by elements of atomic number 15, 19 ,23 and 44 with hydrogen?

IUPAC has made some recommendations to name elements with atomic number above 100. what would be the name for the elements with atomic number 104 ?

The IUPAC name for the element with atomic number, Z=119 is.