A hydrogen isotope is written with nuclide notation $^{2}_{1}\text{H}$. How many neutrons are present in the nucleus of this isotope, and what is the nucleus’s relative charge?
- Anumber of neutrons: $1$; relative charge: $+1$
- Bnumber of neutrons: $1$; relative charge: $+2$
- Cnumber of neutrons: $2$; relative charge: $+1$
- Dnumber of neutrons: $2$; relative charge: $+2$