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D Question 1 5 pts Which of the following is true with regard to a carbon-carbon...
please answer questions 5-8 Question 5 What is the systematic name of the following compound? Br CH3 CEC CH2 CCH3 Cнз 2-bromo-2-methyl-4-hexyne 3-bromo-5-heptyne 5-bromo-2-heptyne 5-bromo-5,5-dimethylhexyne 5-bromo-5-methyl-2-hexyne Question 6 What is the hybridization of the carbons numbered 1 and 2, respectively? -CH CH-C CH 1 2 sp, sp sp, sp2 sp2 sp2 Osp2. sp sp3 sp2 Question 7 The carbon-carbon triple bond of an alkyne is composed of three a bonds Othree Tt bonds two o bonds and one Tt bond...
5. (5 pts) Consider the hybridization and bonding scheme for cis-1,2-dichloroethene, CH2Cl2, using valence bond theory. (a) Complete the Lewis structure using the skeletal structure shown below: H H c-c CI CI (b) Use VSEPR theory to predict the electron domain geometry and the hybridization around carbon; (c) Draw an energy diagram showing the formation of hybrid orbitals from the atomic orbitals; (d) Sketch the molecule showing the orbitals and any overlapping orbitals to indicate covalent bonds; (e) Label all...
Which of the following elements has at least one electron in which the magnetic quantum number (m) equals -3? Neodymium Iridium Cadmium Cobalt Darmstadtium Selenium Silicon Carbon Q: What is true of the most stable resonance structure for CH2CH2? Carbon is sp3 hybridized Carbon bears a lone pair There is one pi bond between the two carbon atoms The bond order between the carbon-carbon bond is 2 Hydrogen bears a lone pair Carbon is sp2 hybridized The molecular geometry around...
Question 5 (1 point) What is the hybridization and geometry of the carbonyl carbon in carboxylic acids derivatives? sp3, tetrahedral sp2, trigonal planar O sp2, tetrahedral ( O sp3, trigonal planar ) ( O sp, trigonal planar )
Question 2 1 pts Determine if each of the following statements is True or False about sigma (o) bonds and pi (Tt) bonds. 1) A single bond could be either a sigma (a) bond or a pi (rt) bond. (Select] 2) A sigma (o) bond could be formed when an sorbtial and a porbital overlap end-to-end. [Select) 3) Sigma (o) bonds can be formed by the overlap of an orbital and a hybrid orbital. [Select] 4) The picture below represents...
bewesn the, electruns, and 13. (5 pts.) The Lewis structure for acetic acid ís shown below: Н н В H В A O: a. Identify the hybridization of the carbon and oxygen atoms Carbon- A: 3 sp Oxygen -A: Sp Carbon - B: Spe Oxygen- B: Sp3 Describe the orbital overlap that creates the Carbon- B and Oxygen- A sigma bond. b. Describe the orbital overlap that creates the Carbon - B and Oxygen- A pi bond. C. Describe the...
Question 2: Determine in the following examples if the base is strong enough to deprotonate the terminal alkyne. сH, нс. t-BuOK + Cн Question 3: A terminal alkyne is prepared by treating the dihalide with excess (xs) sodium amide, followed by water. Predict the major product and draw a mechanism for its formation: Br 1) xs NaNHNH 2) Hо Br Identify reagents that you could use to achieve the following transformations: CH3 Нас Н,с CH3 CH3 HyC Н.с CHs CH3...
QUESTION 1 Which of the following chemical species exhibits both ionic and covalent bonding? B205 0 0 u B. 02- C2H5NO2 OP. 504² E. NH4C2H302 QUESTION 2 Match the electron configurations to the appropriate transition metal species. Some choices may be selected more than once. - Cu *[Kr]4d10552 RXej4f145d10 - Cult U - Ni2+ [Ar]4513010 [Kr]4d10 - Zn2+ E. [Ar]3d8 - . . Agt cd cd2+ * [Ar]3d10 - Aut QUESTION 3 Which of the following chemical species has non-polar...
A B 15.(0.8 pts) Consider the molecule at the right: (a) What is the hybridization at carbon labeled "A"? circle one: sp (b) What is the hybridization of carbon labeled "B? circle one: sp (c) How How many pi bonds are there ? many sigma bonds are there? (d) Which bond in the molecule is the shortest? circle one C-C C-O C-C O-H Which bond is the strongest? circle oneC-C C-0 С-С О-H 16. (0.8 pts) Write a chemical symbol...
Question 49 (2 points) Which structure shown below represents (2)-3,5-dichloro-3-hexen-1-yne? cl III CI TV a) Oь) І Oc) IV d) II Question 50 (2 points) A triple bond is composed of a) Three sigma bonds b) Three pi bonds c) One sigma and two pi bonds d) Two sigma and one pi bond Previous Page Page 2