Chem 210 exam 1 stuvia Study guides, Class notes & Summaries

atomic size trend on periodic table - ANSWERincreases to the left and down electronegativity trend on periodic table - ANSWERincreases up and to the right formal charge calculation - ANSWERFC= #V - #nbe - (1/2 * bonding) units of unsaturation calculation - ANSWER((2C + 2) - # of H - # of HAL - # of N)) /2 a ring has how many u.u - ANSWER1 double bond u.u - ANSWER1 triple bond - ANSWER2 u.u case one for resonance - ANSWERatom with nbe next to an open shell atom case two fo...

how to write formula of a molecule - ANSWERC first, H sexond, alphabetical order eg. C3H5BrO nonpolar covalent bonding - ANSWER2 electrons shared equally eg. H-H polar covalent bonding - ANSWER2 electrons shared unequally eg. C-O (more reactive) units of unsaturation - ANSWER(2N+2-m+t)/2 count rings and multiple bonds curved arrow notation - ANSWERbegin where electrons start and point where electrons are going heterdytic break - ANSWERelectrons move together during curved a...

Saturated hydrocarbons equation - ANSWERCnH(2n+2) Units of unsaturation equation - ANSWER[(2n+2)-(#H)-(#monovalent)+(#trivalent)]/2 Most significant resonance feature - ANSWERClosed shell > open shell Second most significant resonance feature - ANSWERUncharged > charged Third most significant resonance feature - ANSWERElectrons on electronegative atoms Least significant resonance feature - ANSWERAvoid same charges on adjacent atoms (+/+ and -/-) When are electrons delocal...

Allyl cation - ANSWERIncomplete octet adjacent to multiple bond Allyl anion - ANSWERLone pair adjacent to multiple bond Polar multiple bond - ANSWERLone pair next to incomplete octet Ring of alternating single and multiple bonds - ANSWERAromatic rings Sp3 - ANSWERone s and three p orbitals; 25% s character 75% p Sp2 - ANSWERone s and two p 120 degree apart; 33% s character and 67% p Sigma MOs - ANSWERTypically lower in energy Sp - ANSWEROne s and two p 180 bond angle; 50%s c...

Isotopes have the same ___ but different ___ - ANSWERatomic number, mass numbers How do you find average atomic mass with isotopes - ANSWERamu=(%xisotope mass)+(%xisotope mass) Group 1 elements - ANSWERalkali metals group 2 elements - ANSWERalkaline earth metals Group 5 elements - ANSWERpnictogens Group 6 elements - ANSWERcalcogens group 7 elements - ANSWERhalogens group 8 elements - ANSWERnoble gases Diatomic molecules - ANSWERH2, N2, O2, F2, Cl2, Br2, I2 what does th...

3300 (IR) - ANSWERO-H (IR) 3200 (IR) - ANSWERN-H (IR) 3100 (IR) - ANSWERC-H Aromatic (IR) 3000 (IR) - ANSWERC-H Vinyl (IR) 2950 (IR) - ANSWERC-H Alkyl (IR) 2250 (IR) - ANSWERCN (IR) 1720 (IR) - ANSWERCO (IR) 1680 (IR) - ANSWERC double bond N (IR) 1640 (IR) - ANSWERC double bond C (IR) 1600 (IR) - ANSWERC double bond C Aromatic (IR) 1550 (IR) - ANSWERN double bond O (IR) 10-12 (NMR) - ANSWER 9-10 (NMR) - ANSWER 6-8 (NMR) - ANSWERAromatic H 4-6 (NMR) - ANS...

Which of the following statements is true? a) intermolecular forces influence the physical properties of a substance b) intermolecular forces are stronger than intramolecular forces c) dispersion forces are the strongest of the intermolecular forces d) dipole-dipole forces arise when a non polar molecule induces a dipole in another molecule - ANSWERa which of the following hydrocarbons will. have have the highest boiling point? a) c5h12 b) c2h6 c) ch4 d) c6h14 e) c8h18 - ANSWERe ...

Linear - ANSWER2 bonds, 180° Trigonal planar - ANSWER3 bonds, 120° Tri-plan; bent - ANSWER2 bonds, 1 lone pair, 120° Tetrahedral - ANSWER4 bonds; 109.5° Tetra; trigonal pyramidal - ANSWER3 bonds, 1 lone pair; 109.5° Tetra; bent - ANSWER2 bonds, 2 lone pairs; 109.5° Trigonal bipyramidal - ANSWER5 bonds; 120° or 90° Tri bi; seesaw - ANSWER4 bonds, 1 lone pair; 120° or 90° Tri bi; T-shaped - ANSWER3 bonds, 2 lone pairs; 120° or 90° Tri bi; linear - ANSWER2 bon...

Portage Learning CHEM 210 exams 1-8 and final examLatest Updated Examination Study Guide 2023/2024 100% Correct Answers Question 1 3 / 3 pts True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. True Correct! False Question 2 3 / 3 pts True or False: Biomolecules can have only two functional groups. True

Portage Learning - CHEM 210/Biochemistry Module Exam 1 Latest 2023/2024 Rated A+ True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. - ans False True or False: Biomolecules can have only two functional groups. - ans False True or False: The following functional group is an alcohol. - ans False True or False: In a eukaryotic cell, the organelles called peroxisomes serve the purpose of digesting macromolecules. - ans Fals...