22. Which one of the following molecules violates the octet rule? d. Bef, a. O 6, NO e. Asf, c. PBry
Explain (with a Lewis structure) how each of the following molecules violates the octet rule: a) H2Se b) SF c) NO2 Rank the following bonds in order of increasing bond polarity: C-C, C-O, C-F, C-I.
Which nonmetal often violates the octet rule by only having six valence electrons in nonmetal compounds? B C Si N Ne
26. Which of these molecules or ions has a violation of the octet rule (other than H)? A) CO2 B)H2S C )SF4 D) CH4 E) PCI3
Consider the following four molecules. Which of these satisfy the octet rule and which do not? Drag the appropriate items to their respective bins.
Which of the following Lewis structures woul d be an expansion to the octet rule? A) PH3 B) PCl3 C) CCl4 D) CO2 E) SO3
Which of the following atoms cannot exceed the octet rule in a molecule? a. CI b. O c. P d. S e. All of them can exceed octet Thionyl chloride is used as an oxidizing and chlorinating agent in organic chemistry. Select the best Lewis structure for SOCI_2, Which of the following molecules has a net dipole moment (polar)? a. BeCI_2 b. SF_2 c. KrF_2 d. CO_2 e. CCI_4 Write Lewis dot symbol for O^2-? Place the following in order...
25 Which of the following contains an atom that does NOT obey the octet rule? out of Select one: O A. ICI B. LiF C. CIF3 D. SiO2 E. N2 What is the charge of the "S" ion in the compound Al2S3? Select one: a. -1 b.-2 C. 72 d. -3 e. O
Which of the following does NOT obey the octet rule? O SE O 02 O NO Cc C1
10. Which of the following does not obey the octet rule? a) PCI b) H0 c) NH, d) CCI, 11. Which one of the following is the most polar a) H-F b) H-CI c) H- Br d) H-
(1) Which one of the following molecules where the central atom does not have an octet? (2) Which one of the following molecules where the central atom has more than 8 valence electrons around the central atom? Весі SO HBrO PFS SO3 CHO НАРО SCH BCI, IOCIS IF, XeCl2 Bн, нсіо. (3) Which of the following elements has the largest difference between the first and second ionization energy? A. chlorine B. argon C. potassium D. calcium E.scandium HIO (4) How...