a rocket propellant. The analysis showed that this compound contained 18.54% F, 34.61% Cl, and 46.85% O. a. Suppose the molecular formula is the same as the empirical formula, describing the Lewis structure for this molecule b. Use the VSEPR theory to predict the structure of this

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Actinides

The elements in which the extra electron tends to enter the 5f-orbitals of (n–2)th main shell are considered 5f-block elements. They are also named actinides. Actinides include 15 elements, from atomic number 89 to 103.