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1. |
Consider the following properties of fluorine:1. It is a member of the halogen family.2. It is a greenish yellow diatomic gas.3. Chlorine, iodine, bromine and Helium are members of the halogen family.4. Even fireproof asbestos burns in the ambience of fluorine.Which of the above are correct? |
A. | 1, 2 and 3 only |
B. | 3 and 4 only |
C. | 1, 2 and 4 only |
D. | 1, 2, 3 and 4 |
Answer» D. 1, 2, 3 and 4 | |