Question

question 17 (1 point)
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________ is an example of a liquid nonmetal that also exists as diatomic and __________________ is an example of a solid nonmetal that also exists as diatomic

1. fluorine and chlorine, respectively
2. bromine and iodine, respectively
3. arsenic and cesium, respectively
4. hydrogen and oxygen, respectively

Explanation:

Bromine is a liquid non - metal and exists as a diatomic molecule ($Br_2$). Iodine is a solid non - metal and exists as a diatomic molecule ($I_2$). Fluorine and chlorine are gases at room temperature. Arsenic is a solid semi - metal and cesium is a metal. Hydrogen and oxygen are gases.

Answer:

1. Bromine and Iodine, respectively