chem 210

Chem 210 Final exam study guide, Questions and Correct Answers, 2024. With complete solution. What is ground state electron configuration of Co? [Ar]3d^9 [Ar]4s^1 3d^8 [Ar]4s^2 3d^7 [Ar]4s^2 4p^6 4d^1 [Ar]4s^2 3d^7 molybdenum has an anomalous electron configuration. using the shorthand notation for electron configurations, write the electron configuration A) [kr]5s 4d^6 B) [kr]5s 4d^0 5p^6 C) [kr]5s^1 4d^5 D) [kr]5s^2 4d^4 C) [kr]5s^1 4d^5 the symbol [Kr] represents a) 4s^2 4p^6 ...

CHEM 210 Final Exam Reactions, 2024. P450 [O] Breaks a double bond (even phenyl) to have add an oxygen that is bonded to each carbon of a double bond Rh/ Pt Dehydrogenation to form a double bond Br2 FeBr3 (cat) Adds a Br in the place of a hydrogen BH2-H Breaks triple OR double bond and adds H or BH2 to those carbons H2 NaNH3 Trans partial reduction of triple to double bonds H2 Lindrar's catalyst Cis partial reduction of triple to double bonds H2, Pd/C or PtO2 Full hydrogenatio...

CHEM 210 Final Questions and Correct Answers, Complete Solution 2024. if the p-value is greater than 0.1, we generally conclude the data are consistent with the null hypothesis true what is the best way to characterize the random error present in a measurement? take replicate measurements of your analytes and using the standard deviation and a t-table specify an error bar with a confidence limit statistical interference assesses whether an observed phenomenon in the data can reasonably be...

chem 210 final exam prep Questions and Correct Answers, Complete Verified Solution 2024. how can you increase a solid substance solubility in a solution? raise the temperature This term/concept describes why grocers spray fruits and vegetables periodically to make them look fresh osmosis what is the reason why icy roads are sprayed with salt in the winter time the salt lowers the temperature at which the water on the roads will freeze "Freezing Point Depression" what do we call the di...

CHEM 210 FINAL EXAM QUESTIONS AND CORRECT ANSWERS, COMPLETE SOLUTION 2024. In particular gravimetric analysis, the precipitate of bariums ulfate was weighed before it was completely dried. The likely impact of this error on the calculated result is. A. Minimal, because the mass of water is very low. B. Lower result than correct value. C. Higher result than correct value. D. Minimal, because calculation assumes a hydrated sample is produced. E. All of the above are not correct. ...

Chem 210 Final Exam Questions and Correct Answers, With Complete Solution, 2024. SOPBAR used to find degrees of unsaturation ((2C+2)-H-X+N)/2 Resonance Rules -no breaking single bonds -do not exceed octet -keep net charge the same -try to have full octets (most stable) Resonance Patterns 1. Lone pair e- next door to pi bond 2. Pi bond next to positive charge 3. Double bond btwn atoms of differing electronegativity (ex: carbonyl) Curved Arrows show movement of pair of electrons s...

chem 210 exam 8 Questions and Correct Answers, Complete Solution 2024. T/F the majority of reactions of the urea cycle occur in the cytosol true T/F NADH yields 1.5 ATP molecules after donating electrons and hydrogen atoms to the electron transport chain (ETC) false T/F GTP is invested in the urea cycle false T/F there are six complexes associated with the ETC false T/F in the production of ATP via ATP synthase, the H+ ions move from the mitochondrial matrix to the intermembrane space...

chem 210 exam 7 Questions and Correct Answers, 2024. false T/F: the delta G value for a particular reaction is -78kJ/mol. this value indicates the reaction is NOT spontaneous false T/F a biochemical metabolic pathway is a single reaction that converts starting material into products false T/F three ATP molecules are used in the energy-investing stage of glycolysis false T/F the citric acid cycle occurs in the absence of oxygen true T/F the beta-oxidation pathway degrades both even-nu...

chem 210 exam 6 Questions and Correct Answers, With Complete Solution. 2024. in RNA, guanine always pairs with ______ A. thymine B. guanine C. cytosine D. uracil E. both A and B C. cytosine DNA is built from which of the following? A. nucleosides B. genes C. purines D. nucleotide E. codons D. nucleotide the Z-form helix of DNA is stabilized mainly by_____ A. ionic bonds B. covalent bonds C. hydrogen bonds D. ion-dipole bonds E. hydrogen covalent bonds C. hydrogen bonds wh...

chem 210 exam 5 Questions and Correct Answers, With Complete Solution 2024. glycerol contains how many alcohol functional groups? A. 1 B. 2 C. 3 D. 4 E. none of the above C. 3 which of the following are derived from or made from fatty acids? A. cholesterol B. carotenoids C. phosphoglycerides D. both A and B E. both A and C C. phosphoglycerides triacylglycerols are made from: A. a glycerol backbone B. three fatty acids C. amide linkages between fatty acids D. a glycerol backb...

Chem 210 Exam 4 study guide. what is an acid base titration curve? a plot of pH versus volume of titrant added What are some examples of polyatomic cations NH4+, H3O+ what are some examples of polyatomic anions CH3COO-, CN-, OH-, CIO3-, NO2-, NO3-, MnO4-, CO3-2, CrO42-, Cr2O7-2, O-2, SO4-2, PO4-3 adding a common ion ___ solubility decreases oxidation is ____ loss of electrons reduction is ____ gain of electrons General rules for assigning oxidation number As E cell becomes more p...

Exam 2 test bank (MAIN REVIEW) 100%Correct Information is handled in the system in an untransformed manner. the information processing approach. sensory memory sensory memory we have failed to pay attention to the details of the coin parieto-frontal lobes are dependent upon what adults are being asked to do inhibitory loss divided attention divided attention automatic processing automatic processing effortful processing when the goal is to have familiarity with the material atten...

NC State Board Barber Board Exam 2 Questions and Answers (Graded A) Acid-balanced Shampoos Instant Condtioners Tissues Freeform Blowdrying Freeform Drying Acheievement Blowdryer Distance from Head Pediculosis Capitis Alopecia Shaving Movements Backhand Shaving Strokes Reverse Freehand Strokes Reverse Backhand Strokes Straight Razor Balance Grind of Razor Grind of Shear Hot Towel Prohibition Acne Primary Colors Secondary colors Epicranius Buccinator Pathogen Bloodborne path...

NC State Board Barber Board Exam 2 Questions and Answers (Graded A) Beard Bloodletting, surgery, tooth pulling Competency Public Professional techniques Disease Staphylococci Bacteria Non pathogenic Bacteria Grow and Reproduce Plant Parasite The body or head louse HIV Blood to blood contact with an infected person Decontamination Disinfection or Sanitation Disinfection of sanitation procedures Hospital level disinfectant The Skin 1:1000 A Disinfectant Setting Safety Standard...

Chem 210 Exam 4 Questions and Correct Answers, Complete Solution 2024. In order to make an alcohol we can do what types of reactions? addition reactions and oxidation reactions of alcohol What are the two types of addition reactions? hydration of alkene and addition reactions of H2 to C=O We need to figure out if alcohol is a... 1º, 2º, and 3º Ketone addition of H2 to make an alcohol is what type of alcohol? 2º Aldehyde addition of H2 to make an alcohol is what type of alcohol? 1...

CHEM 210 Exam 3 study Questions and Correct Answers, Complete Solution 2024. poor LB CA pka<15 + unhindered anion OR uncharged sp3 N,P,S CA pka<15 + unhindered anion OR uncharged sp3 N,P,S poor LB description poor LB Cl, Br, I, N3, CN, HS, RS, RO2 + uncharged R3N/P, RSH, H2S poor LB S-R poor LB HS poor LB CN poor LB N3 poor LB O2-R poor LB N-R3 poor LB P-R3 poor LB SH-R poor LB H2S Cl-, Br-, I- poor LB examples CA pka 15-30 + unhindered anio...

Chem 210 exam 3 study Questions and Correct Answers, Complete Solution 2024. H/OH markov H2O AND H2SO4 MARKOVNIKOV SYN AND ANTI H/X H-X MARKOVNIKOV SYN AND ANTI H/OH anti-Markov BH3 + (NaOH, H2O2) Anti-markovnikov Syn OH/OH KMnSO4 or OsO4 N/a Syn /O/ RCOOOH N/a (syn-ish) O/O reductive O3, (Zn, or (CH3)2S) None None O/O oxidative O3, (H2O2, NaOH, H2O) None None H/H Syn, double or triple Bond H2, Pt

Chem 210 Exam 3 Questions and Correct Answers, With Complete Solution. what face of the pi bond can EAR occur from? either face how many products do EARs on an alkene form? 4 stereoisomeric products Brainpower Read More in a substitution rxn, what does H-O act as? nucleophile and replaces LG in an elimination rxn, what does H-O acts as? base and abstracts BH atom what is a requirement for elimination rxns? beta hydrogen what is a requirement for substitution rxns? leaving group ...

chem 210 exam 3 Questions and Correct Answers, Complete Solution 2024. less the more s character a carbocation has, the _____stable it is the same as when looking at an epoxide, the orientation around the oxygen is _________ the orientation around the double bond in the reactant BrOH when added with base makes an epoxide Br2 adds 2 Brs in anti conformation lindlar catalyst produces a Z alkene from an alkyne (adds 2 Hs in syn) add more electronegative atom, add pi bond 2 ways of pro...

CHEM 210 Exam 2 Questions and Correct Answers, Complete Solution. Linear What is the electron-pair geometry of a compound with 2 electron domains? Trigonal planar What is the electron-pair geometry of a compound with 3 electron domains? Brainpower Read More Tetrahedral What is the electron-pair geometry of a compound with 4 electron domains? Trigonal bipyramidal What is the electron-pair geometry of a compound with 5 electron domains? Octahedral What is the electron-pair geometry o...