MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the chemical formula of sulfur dioxide? |
| A. | SO<sub>2</sub> |
| B. | SO<sub>6</sub> |
| C. | SO<sub>3</sub> |
| D. | S<sub>2</sub>O<sub>3</sub> |
| Answer» B. SO<sub>6</sub> | |