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Question 2 (2 points) How many compounds, of the ones listed below, do not form hydrogen...
3. What is necessary for an intermolecular hydrogen bond? 4. What intermolecular forces are found in each molecule CO N2 CH,OH 5. Which substance has the highest boiling point? Why? СО CH,OH N2 6. How many compounds, of the ones listed below, have hydrogen bonding, circle them? (Hint: draw the molecules) CH3CH2)2NCH2CH3 CH3CH2NHCH.CH CH3CH2CH2NH2
The graph below shows the boiling points of four hydrogen containing compounds. 120 100 80 40 Temperature (°C) 20 0 -20 40 60 -80 HO HS H, SC Н.Те What type of intermolecular forces explains the large difference between boiling points of water, H2O, and the other hydrogen containing compounds? O hydrogen bonding O dispersion forces O covalent bonding O ionic bonding
Question 20 of 21 1 Points The molecular compounds HCl and HBr are capable of hydrogen bonding with one another. True False Reset Selection Y
1.The addition of hydrogen to an organic compound or the loss of oxygen is called 1) reduction. 2) oxidation. 3) dehydration. 4) halogenation. 5) hydration. Question 2 The carbonyl group does not have a dipole. 1) True 2) False Question 3 How many hydrogen atoms is the carbonyl group in a ketone bonded to? Question 3 options: 1) none 2) one 3) two 4) three 5) four Question 5 The increased boiling point of ketones compared to alkanes and ethers...
Question 4 (2 points) Among hydrocarbons, how many structural isomers are possible for compounds with a molecular formula C5H12? Draw them all. Two (2) Three (3) Four (4) More than five (5)
8) How many hydrogen atoms are there on carbon atoms 1 and 2, respectively, in the structure below ? a-4,1 C-4,0 b-3, 1 d- 3,0 1) Organic chemistry is a a-Halide compounds b-Metallic compounds C- Carbon compounds d-Carbon halides
How many grams of sodium are required to make .555 g of hydrogen gas? Question 27 (2 points) How many grams of sodium are required to make.555 g of hydrogen gas? 2 Na(s) + 2 H2O(1) --> 2 NaOH(aq) + H2(g) a) 6.38 Ob) 1.11 c) 25.5 d) 12.8 e) 51.1 Question 28 (2 points) Which procedure is most appropriate to prepare 200 mL of 0.050 M C6H1206 aqueous solution?
Question 45 (2 points) For which of the following compounds will the M+2 peak intensity be equal to the intensity of the molecular ion peak M? oa) CH3CH2CH2NH2 ob) CH3CH2CH2Br OC) CH3CH2CH2C1 od) CH3CH2CH2OH Question 46 (2 points) Predict the major product(s) of the following reaction. Br2 light Ar o Br CHB CH-Br CHUB Br III IV Br Oa) IV Ob) III OC) 11 od) 1
Question 45 (2 points) For which of the following compounds will the M+2 peak intensity be equal to the intensity of the molecular ion peak M? O a) CH3CH2CH2NH2 Ob) CH3CH2CH2Br Oc) CH3CH2CH2CI d) CH3CH2CH2OH Question 46 (2 points) Saved Predict the major product(s) of the following reaction. Br2 light te: Br Br CH,Br. ICH Br -CH2Br BI III IV Br O a) IV Ob) III Oc) 11 d) 1
QUESTION 2 In the reaction below, how many molecules of hydrogen are required to react with 6.93 g of nitrogen? 3H2(g) + N2(g) → 2NH3(g) 993 x 1022 molecules hydrogen O a. b. None of these 2.23 x 1023 molecules hydrogen 4.47 x 1023 molecules hydrogen Od 1.49 1023 molecules hydrogen Oe