MCQ
What is the atomic mass $(u)$ of chlorine?
- A$34$
- ✓$35.5$
- C$33$
- D$35$
✓
Answer
Correct option: B.
$35.5$
Chlorine is a chemical element with the symbol $\ce{Cl}$ and atomic number $17$. The second $-$ lightest of the halogens, it appears between fluorine and bromine in the periodic table and its properties are mostly intermediate between them.
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