General organic chemistry Questions and Answers

ng documents is NOT required for a limited agen agreement O a Notice of Commencement b Exclusive Right to Sell Listing Agreement Agency Disclosure O c Limited Agency Agreement d Real Estate Purchase Contract

1 Which of the following terms is defined as the process whereby a nonowner can gain ownership of property by occupying it in hostile continuous open and notorious possession O a Recovery Act b agency law c mechanic s lien d adverse possession

3 Explain how you would make 500mL of a 0 25 mol L solution of HCI from a 3 mol L stock solution Explain how much HCl and how much water you would need to add to make your final solution Show your work for full marks 3

Which of these is least likely to be produced by the Acetoacetic ester synthesis or oor

hich of the following is NOT a stereospecific reaction cyclohexene reacts with H with Pd C 1 butene reacts with HCI trans 2 butene reacts with Br2 in the dark cis 2 pentene reacts with Cl in the dark

What is the H concentration of a solution that has a pH of 9 4 Be sure to include

Part 2 i Write the correct structures Isobutylmethyl ether Diethyldisulfide

Rank the following compounds in order of decreasing dipole moment I OI III I II O II

4 State whether each reaction will proceed and include your justification Note at least one of the following reactions is not possible 3 marks a ethanol and an oxidizing agent producing acetic acid b benzene and chlorine gas producing 5 6 dichloro 1 3 cyclohexadiene c C CH3 2OHCH CH3 reacting to completion with an oxidizing agent

All of the following have resonance structures EXCEPT 2 NO3 1 SO3 NO2 1 CH O

13 20 Identify the chiral carbon in each of the following compounds a amphetamine Benzedrine stimulant used in the treatment of hyperactivity b norepinephrine increases blood pressure and nerve transmission HO CH CH CH NH HO OH CH CH NH

5 What must occur to enforce a lien O a The lien must be taken to court and the property foreclosed b Nothing has to happen The lien will automatically resolve itself c The lien has to be taken to the lender and the loan must be cancelled d The lien must be used to sue for the unpaid balance

Identify the following compound s havingthe lowest boiling point 000 IV H HH HHH CH H C C C C C H HHH HH HHHHH H C H I O H H H H H HC H H H C C C H H CH HH H HHHHHH H H HHH HH IV

5 Which of the following would not file a Notice of Completion O a Building inspector b Owner c Original contractor d Title company

What is the whole mechanism of this reaction km ly coon C coun

Which of the following molecules is polar OCH 02 CO HCI GS

1 Analyze the reactions Determine the type of reaction that is occurring and then provide an additional example of another reaction that would follow the same mechanism Please note that you may not use examples provided in the course content 1 mark each a CH3CH CH OH CH3 HBr CH3CH CH Br CH3 H O b CH3CHCHCH CH3 2 Cl2 CH3CH C1 CH C1 CH CH3 2 c 2 methyl 2 pentene producing 2 methylpentane d acetic acid combining with methanol to form CH3COOCH3 and water

Which of the following compounds has the shortest carbon carbon bond OOOC 01 IV H H H C C H H H 1 H C C H H HH HCH H J H H H H CEC H IV

What is the major product of the following reaction 1 NaH O III 2 11 CI IV

9 Which act tracks general contractors subcontractors suppliers and laborers involved in a project a American Land Title Act b agency law c State Construction Registry d Residence Lien Restriction and Lien Recovery Fund Act

For the following compound identify the polar covalent bond s from the options provided M H HH I and II II and III and III I only Il only

Identify the following compound s expected to be the most soluble in butane CH3CH CH CH3 HHHH H C C C C O H HHHH 11 0000 IV HHHHH H C C C C C H HHHHH HH HH H C C O C C H HH III HHH 111 H C C C CI III HHH IV

11 If a claimant is on the title for how long must he or she have adverse possession of a property before attempting to claim ownership a four years b ten years c two years d seven years

1 Mass of evaporating dish 9 2 Mass of evaporating dish and solution g 3 Mass of solution g Row 2 Row 1 4 Mass of evaporating dish and solid KCI g 5 Mass of evaporating dish and solid KCI after 2nd heating g 6 Mass of evaporating dish and solid KCI after 3rd heating g if needed 7 Mass of solid KCI g Row 5 or 6 Row 1 8 Mass of water g Row 3 Row 7 482209 54 8019 6 5819 50 1939 49 9539 49 9039 1 733 4 848 Mass percent of KCl show calculations 35

If an engineer s greatest concern is easy maintenance of a rocket throughout the years the rocket should be designed to use which type of fuel A Liquid chemical fuel B Gaseous fuel C Nuclear fuel D Solid chemical fuel

What is the approximate bond angle around the carbon atom in the following molecule 90 109 5 105 120 180 Cl CO

16 Which of the following terms is defined as legal action taken by a person who has integrated labor or materials into a property and has not been paid O a Recovery Act b mechanic s lien c agency law d adverse possession

What causes radiation heating A Heat transfer through electromagnetic waves B Heat transfer through differences in temperatures C Heat transfer through moving gases or liquids D Heat transfer through contact between molecules

OA OB OC OD Predict the major product for this Diels Alder reaction a racemic product is formed H CO CN a v o r A B C A CN D

7 The structure of acetanilide is shown below Use ARIO to Rank the relative acidities of three types of Hydrogen consider all the Hs on aromatic ring to be same type and acidity Explain the reason s underling you re ranking In the acylanilide compound there are three acidic hydrogens Hydrogen or nitrogen of amide functional group is most acidic because of electronegativity nitrogen atom just like aromatic hydrogen at para position and ortho position are acidic nature CH3

Closely examine the compounds below Which one will N have an oxidation of 3 1 Select the compound in which nitrogen has an oxidation state of 3 O NO ONO2 ON ONH3 HNO3

What are the partial pressures in a mixture contaiin 0 254 mol of O2 and 0 569 mol of N2 if the total pressure is 157 0 torr PO2 48 5 torr PN2 109 torr PO2 70 1 torr PN2 86 9 torr PO2 39 9 torr PN2 89 3 torr PO2 76 9 torr PN2 80 1 torr

A gas mixture contains 0 45 mol of neon and 0 56 mol of xenon in a 4 00 L flask at 318 K What is the total pressure of the mixture h Select the correct answer below 6 6 atm 0 80 atm O 3 9 atm 3 7 atm

How many hydrogen atoms are in 0 1488 g of phosphoric acid H PO

Identify three constitutional isomers having the molecular formula C4H8O I II and III II III and IV III IV and IV I II and IV II III and V 1 OH 11 OH IV OH

Which of these has lowest viscosity as a liquid CH3CI OCH3CH CH3 OCH3OCH 3 CH3CH NH2

Which of the following compounds have trigonal planar arrangement of electron pairs I II and III I II IV and V III and IV and V II and III All of these H C H H 0 S 0 BIF M H O H IV H N H H V

What is the correct combination of A B and C H H HH A HBr CCIA B 1 C A H Pt C ethanol B Na NH3 C 1 BH3 THF 2 H O2 NaOH A H Pd BaSO4 B LINH2 NH3 C HgSO4 H SO4 O A Na NH3 B NaNH2 NH3 C 1 R BH THF 2 H O2 NaOH O A Li NH3 B NaOtbu C 1 Hg OAc 2 H O 2 NaBH4 3 PCC 2

Given the following equation 2 KClO3 2 KCl 3 0 how many moles of O can be produced from 8 60 moles KCIO3 Report your answer with three significant figures Provide your answer below

O Which of these will react with 12 in presence of NaOH to produce an orange precipitate S s

Rank the indicated C C bonds in order of increasing bond length H H 11 H

The equation above shows the reaction of atmospheric oxygen with metallic copper to form copper 1 oxide Indicate what type of reaction is noted here Odouble replacement None of these single replacement Odecomposition synthesis combination

Which of the following compound s have a tetrahedral arrangement of electron pairs I II and III I II IV and V III and IV and V IV and V All of these H C H H I H O H H H O H IV H N H V

Indicate the predominant intermolecular force in this molecule Ocovalent bonds Odispersion forces hydrogen bonds dipole dipole forces Oion dipole H H C N H HH

Following is the structure for Propranolol an antihypertensive drug Identify the hybridization state molecular geometry and approximate bond angle at the nitrogen atom in Propranolol OOOOO sp2 tetrahedral 109 sp2 trigonal planar 120 sp tetrahedral 109 5 sp trigonal pyramidal 109 5 sp trigonal pyramidal 180 H H HCC H H H CHHHHH OC H OH H C C H CH3 CNC CH3

Which functional group s were introduced as a result of the transformation shown below O aldehyde and ether O halogen and hydroxyl O halogen O ether and halogen O hydroxyl O hydrogen and hydroxyl O aldehyde O hydrogen ether Br OH

HBr 1 eqiv Provide a stepwise synthesis for only three the following Show all reagents and the ructures resulting from each step 15 points You can use any of the reagents and ny additional carbon containing compounds of your choice

What is the molecular geometry at the central atom in the molecule shown in the box trigonal planar trigonal pyramidal square planar tetrahedral Cl CO

What is the hybridization and approximate bond angle around the carbon atom in the following molecule sp 120 sp 180 sp 109 5 sp 120 sp 120 HCN

OKSO4 aq H O l KH aq HSO4 aq OK SO4 aq 2 H O l H SK aq H O l O2 g H2S aq H2O I K2O aq