If the center atom has four groups of electrons

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`If the center atom has four groups of electrons around it, what type of electron geometry is present? A.trigonal bipyramidal B.trigonal planar C.linear D.tetrahedral E.not enough information Answer Key: D
Feedback: Good. See section 10.7 Question 7 of 12 4.0/ 4.0 Points `Suppose you were given carbon tetrachloride to use as a solvent. You could use it to dissolve which of these compounds?
Feedback: Good. See sections 10.7-10.8 Question 8 of 12 4.0/ 4.0 Points `Use Lewis theory to draw the structure of the sulfate polyatomic ion. What would you find surrounding the central atom of this ion?
B.three bonding and one unshared pair of electrons. C.two double bonds and no unshared pairs of electrons. D.one bonding and three unshared pairs of electrons. E.none of the above. Answer Key: E Feedback: Good. See section 10.5 Question 9 of 12 4.0/ 4.0 Points `We learned in this lesson that there are different types of bonds based on electronegativity. One bond type is known as polar covalent. Which choice below has this bond type?
Feedback: Good. See section 10.8 Question 10 of 12 4.0/ 4.0 Points `If you were to use Lewis theory to predict the formula for the compound between sulfur and aluminum, it would most likely be A.Al 2 S B.AlS C.Al 2 S 3 D.AlBr 3 E.none of the above
Answer Key: C
Feedback: Good. See section 10.3 Part 3 of 3 -

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