Study guides, Class notes & Summaries

Anion 1st step separating SO4(^2-) from Cl- and NO3- correct answer: *add ammonia and Ba(OH)2 *foms a white precipitate Ba(^2+) + SO4(^2-)-->BaSO4 (s) Anion 2nd step confirming SO4(^2-) correct answer: *make solution acidic with HNO3 *precipitate stays to confirm SO4(^2-) BaSO4 (s) + H(^+) --> no reaction anion 3rd step confirming Cl- correct answer: *acidify with HNO3 *add AgNO3 to make precipitate *dissolve with ammonia AgNO3 + Cl- --> AgCl(s) + NO3(^-) (aq) (for...

Which of the following covalent single bonds is the most polar? A. C-H B. C-O C. C-C D. C-N correct answer: B: C-O Which of the following formulas would correspond to a cyclic alkane? A. C5H12 B. C6H14 C. C7H14 D. C8H18 correct answer: C: C7H14 The compound CH3(CH2)4CH3is called: A. hexane B. heptane C. pentane D. butane correct answer: A: hexane Which of the following is nota property of alkanes? A. Less dense than water B. Strong odor C. Flammable D. Insoluble in water correct an...

A) Initial starting solution with brownish yellow correct answer: Fe^3+ A) Initial starting solution with greyish blue correct answer: Cr^3+ A) Initial starting solution with pale green correct answer: Ni^2+ B) So4^2- correct answer: confirmed when precipitate is formed and doesn't dissolve in Nitric acid C) Cl^- correct answer: confirmed when precipitate is dissolved by NH3 D) NO3^- correct answer: confirmed by the brown ring test E) NH4^+ correct answer: confirmed by ...

Is SN2 concerted or stepwise correct answer: Concerted Is SN1 concerted or stepwise correct answer: Stepwise When is there a change in configuration in an SN2 correct answer: When alpha position is a chiral center What type of substrate reacts most quickly for SN2 correct answer: Primary What type of substrate reacts most quickly for SN1 correct answer: Tertiary (bc more stable carbocation) What type of nucleophiles favor SN2 correct answer: Strong List 9 strong nucleophi...

Full semester, all class notes from PSY330 - Behavioral Neuroscience

The solution is clear and colorless correct answer: Fe 3+, Cr 3+, and Ni 2+ is absent Step B. The solution was made basic and barium hydroxide was added. A white precipitate formed. correct answer: SO4 2- is present Step C. Silver nitrate was added the precipitate dissolves. correct answer: Cl- is present Step C. A brown ring test was performed and the brown ring formed. correct answer: NO3- is present A flame test on the unknown showed a reddish color. correct answer: Ca 2+ is ...

Which family of organic molecules is a hydro carbon correct answer: aromatic Which two functional groups does NOT contain oxygen? correct answer: amine Which factor is most important in determining the chemistry of an organic molecule? correct answer: the functional groups Two or more compounds with the same molecular formula but with the atoms connected differently are reffed to as correct answer: constitutional groups When hydrocarbons undergo complete combustion, the product(s...

Alkane RCH3 Alkene (internal) Alkene (terminal) Nitrile RC≡N Ether R-O-R Epoxide Thiol RCH2-SH Sulfide R-S-R Disulfide R-S-S-R Sulfonium salt Quaternary ammonium salt Aniline Phenol Carboxylic acid Acyl chloride Acid anhydride Ester Thioester Amide (NH2 NHR NR2)

PSY301- Child Development with Dr. Aldrich Chapter 1 Notes- How Children Develop Textbook