The central atom of a molecule that exceeds the octet rule must come from period ______ or below.
a. 2
b. 4
c. 5
d. 1
e. 3
The central atom of a molecule that exceeds the octet rule must come from period ______...
An example of a molecule that exceeds the octet rule is AsCl5 which has ____ electrons around the central arsenic. a. 12 b. 8 c. 18 d. 10 e. 6
a) Draw the Lewis structure of PCl5. b)Does the central atom violate the octet rule? (yes/no) c) How many lone pairs of electrons are in the molecule? d) How many bonding pairs are in the molecule? e) What is the geometry of the molecule around the central atom?
From the Lewis structures of the species given, pick all of those in which the central atom obeys the octet rule. F .FI ci-B-CI: :C: H-Ň -ċi: Se=c=se None of the Above From the Lewis structures of the species given, pick all of those in which the central atom obeys the octet rule. :0–N=0 :CI: ..F. F None of the Above From the Lewis structures of the species given, pick all of those in which the central atom obeys the...
12. Use the octet rule to predict the number of bonds Si, P, Se, and Cl are likely to make in a molecule. a. four, five, six, seven, respectively b. three, three, two, two, respectively four, three, two, one, respectively d. four, one, one, one, respectively e. four, four, three, three, respectively 13. (ACS question) How many nonbonding pairs of electrons are on the central atom in IF3? a 4 b. 3 6.2 d. 1 e. O 14. Select the...
Draw the Lewis dot structures for the molecules shown below and determine the formal charge for the central atom IF the central atom follows the octet rule. Question Selected Match carbonate ion phosphate ion nitrate ion sulfate ion
Draw the Lewis structure for SO₂ (by following the octet rule on all atoms) and then determine the number of nonbonding electron pairs on the central atom. A) 0 B) 1 C) 2 D) 4 E) 6
4. Draw a Lewis structure for the phosphate ion that obeys the octet rule. Draw another resonance structure for the phosphate ion that does not obey the octet rule. Indicate the central atom in each. 3- -Po 1 5. Compare the number of domains on the central atom in the two resonance structures.
Which statement about SF4^2- is NOT true? A. The molecule has tetrahedral geometry. B. The molecule has polar bonds and is a non-polar molecule. C. The central atom violates the octet rule by accepting more than an octet of electrons D. The central atom is not isoelectronic with the nearest noble gas E. There are not two or more resonance structures for the molecule.
QUESTION 1 Assuming that the octet rule is not violated, draw the Lewis structure of the most important resonance form of the AsO4 ion and choose the formal charge for the central atom in that ion. A. As = +1 B. As = -1 C. As = 0 D. As = +3 E. none of these
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