MCQ
The characteristics of elements $X, Y$ and $Z$ with atomic numbers, respectively, $33,53$ and $83$ are :
- A$X$ and $Y$ are metalloids and $Z$ is a metal.
- ✓$X$ is a metalloid, $Y$ is a non-metal and $Z$ is a metal.
- C$X , Y$ and $Z$ are metals.
- D$X$ and $Z$ are non-metals and $Y$ is a metalloid