'Mg' has no unpaired electrons.
96. How many of these atoms or ions have no unpaired electrons? N, O, Nat, N3, Sc d. 4 1 а. b. 2 5 е. 3 с. Which monatomic ion most likely exists? Na2+ 97. d. N3 В+- а. b. Cat е. C12- с.
For the reaction mechanism ki A> В В -> А k2 A>С k3 |В >D sketch a graph showing how the concentrations of A,B,C and D change over time. Consider the following cases 1) k1>k-1 and k2>>k3>>k1 2) k1k-1 and k1>>k2= k3 For the reaction mechanism ki A> В В -> А k2 A>С k3 |В >D sketch a graph showing how the concentrations of A,B,C and D change over time. Consider the following cases 1) k1>k-1 and k2>>k3>>k1 2)...
An atom of which element below has the most unpaired electrons? A) Ba B) Al C) P D) F E) O
N Вн, оr NMe, PhSe PhS or or А с В F Which compound in each pair will be the stronger base? Structure A or B? Structure C or D? Structure E or F? ш
101. Which atom in its ground state has two unpaired electrons in the electron configuration?a. Mg b. P c.S d. Cl 102. Which of the following is the correct ground state electron configuration of the element germanium (Ge)?
COMPARING LEWIS STRUCTURES TO 2/SO 1 Н н — с - H N A В С D CHF3 CH2Cl2 (HO)2CO N3 Identify all instances in which the Lewis structure is correct. А В С D None of the Above
(5) Let (N, A, д) be a complete measure spaсе (i.e. В € А, д(В) — 0, А с В — АЄ A, uA 0. Let f,g : 2 -> R* be a pair functions. Assume that f is measurable and that f g almost everywhere (a) Prove that g is measurable. (b) Let A E A and assume that f is integrable on A. Prove that g is integrable on A and f du g ар. A A (5)...
13 The following element has four valence electrons: AB В | 0 ICN D Li
The following properties are observed for an unknown element. Identify the element from its properties. (a) The neutral atom has two unpaired electrons. (b) One of the valence electrons in the ground-state atom has ml = +1. (c) The most common oxidation state is +4. (d) If an electron in a hydrogen atom were excited to the same principal quantum level, n, as the valence electrons in an atom of this element, and fell to the n - 1 quantum...
14. Which of the following is the correct scenario for refraction? A а. А b. В C d. D с.