42) Chlorine and bromine have very fact that both elements: A) are gases. B) are

Question

42) Chlorine and bromine have very fact that both elements: A) are gases. B) are in period 3 of the Periodic Table. C) have the same number of valence elecrrons D) have equal number of protons and E) none of the above similar chemi similar chemical properties. This is best explained by the ce electrons electrons. 43) The Lewis model predicts t A) KS B) K2s is mode el predicts that the formula for a compound between potassium and sulfur s C) KS2 D) K3s E) none of the above 44) How many bonding elect A) 2 B) 3 C) 4 ow many bonding electrons are in the Lewis structure of carbon monoxide, Co D) 6 D)6e of thea E) none of the above 5) What is the correct Lewis structure for N2?

Explanation / Answer

answer 43

option B is correct k2s

answer 44

10 electron in lewis structure of co so answer is option E

answer 45

option D is correct

answer 46

option B linear

answer 47

option B h2o

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