An element with mass number $181$ contains $32 \%$ more neutrons as compared to protons. What is the symbol of that element?

The number of protons,electrons and neutrons in a species are equal to $17$,$18$ and $18$ respectively. Which of the following will be the proper symbol of this species?

The symbol of an isotope is $_{32}X^{65}$,this reveals that

What is the number of nucleons present in an atom having $29$ electrons and $34$ neutrons in it?

Which of the following species is $NOT$ isoelectronic with neon?

In the neutral state,the element $M$ consists of the isotopes $_{14}M^{28}$,$_{14}M^{29}$,and $_{14}M^{30}$ in the ratio $60 : 30 : 20$ respectively. Correct statements about $M$ in the natural state include that: