MCQ
The $IUPAC$ symbols for the element with atomic number $119$ would be:
- A$Uun$
- ✓$Uue$
- C$Uuh$
- D$Uub$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
(Use molar mass of aluminium as $27.0 g mol ^{-1}, R =0.082 atm L mol { }^{-1} K ^{-1}$ )