Read each question carefully and choose the correct answer. Question 5 2 pts Select the one...
Read each question carefully and choose the correct answer. Question 5 2 pts Select the one molecule that is an exception to the octet rule. XeF«(8) H2O(g) F2 (g) NH3 (8)
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Question 5 Select the one molecule that is an exception to the octet rule. H2O(g) F2(8) XeF4(8) NH3 (8)
What is the ground-state electron configuration of nitrogen? Read each question carefully and choose the correct answer. Question 2 2 pts According to periodic trends, arrange the following atoms, potassium, magnesium, and aluminum in order of decreasing size (radius). luminum, magnesium, and potassium potassium, magnesium, and aluminum magnesium, aluminum, and potassium aluminum, potassium, and magnesium
Question 5 1 pts Draw the Lewis structure for each of the following species, and determine if each of them follows the octet rule; if not, identify the type of octet-rule exception. 1) CIO [ Select] 2) PF3 [ Select] 3) XeF2 [ Select] 4) BF3 [Select]
please answer carefully, each question may have MULTIPLE
options that are correct!
Question 5 3 pts Which of the following bonds in the tertiary amine shown, CANNOT be formed via reductive amination? Select all that apply. (A). (B) N (C) ОА Ов Which of the following substituted benzene rings is more activated towards electrophilic aromatic substitution than benzene? Select all that apply. OH CF, Br NH2 А B с D E F А D B F ОЕ Question 7 3...
Question 11 pts Match the definition with it's correct word. A mixture composed of a solute dissolved in a solvent. [ Choose ] Solute Solution Soluble Miscible Insoluble Solvent Immiscible The greater substance that does the dissolving in a solution. [ Choose ] Solute Solution ...
Verizon LTE 10:41 PM Done 2 of 2 Instructions ach question carefully and choose the correct answer Question 2 2 pts What is the change in heat when 2 moles of NO reacts according to the following equation? 2NO(g) + 02(g)-+2NO2(g) ΔΗ -1 14.6 kJ ○ +229.2k) ○ +114.6k) 229.2 k 114.6k Next » Question 1 2 pts When an ice cube melts to form liquid water, is the change in enthalpy of the ice cube (the system) positive or...
Question 6 1 pts Consider a molecule of SF4, and determine if each of the following statements is True or False. 1) In the best Lewis structure, the central atom satisfies the octet rule. [Select] 2) The molecular geometry and the electron geometry are the same. [Select) 3) The S-F bonds are polar covalent. (Select] 4) It is a nonpolar molecule. (Select] 5) The hybridization scheme around the central atom is sp. [Select)
istructions question carefully and choose the correct answer. Question 2 Which of the following bonds has atoms with the greatest difference in electronegativity? O si-s OH-F oc-n oc-si MacBook Pro % 1 & 7
5. [2 pts each] Complete the following and make sure to include units (g,mole, amu, atoms, molecules, etc.): mass of one mole of H2CO3 mass of one molecule of NaNO3 the number of atoms in 130.76 g Zn 6. [4 pts each] Balance the following chemical equations with the lowest whole number coefficients: NH3 + NO + N2 + H2O _C.H6 +_02 → _CO2 +_H20 7. [3 pts] Given the following electronegativity values, rank each bond for its contribution to...