Amphiprotic - Study guides, Study notes & Summaries

Barron's AP Chemistry 2nd edition Exam Study Guide Different forms of the same element - Answer>> Allotropes Substances that can both donate and accept protons - Answer>> Amphiprotic Substances that can react as both an acid and a base - Answer>> Amphoteric Number of protons in an atom which determines position on the periodic table of elements - Answer>> Atomic Number

A1/C1 = A2/C2 - absorbance of solution 1 divided by concentration 1 is equal to the absorbance of solution 2 divided by concentration of solution 2 Amphiprotic - Can either accept or donate a proton, water is amphiprotic, can turn into H30+ or OHBeers Law - Absorbance = molar absorptivity x path length x concentration of absorber Br and Cl have a ___ O.N unless paired with which 2 elements? - -1 O.N, unless paired with Oxygen or Fluorine Bronsted-Lowry acid - proton donor Bronsted-Lowry b...

QCAA chemistry Questions and answers, rated A+ acid-base indicator - -a chemical dye whose colour is affected by acidic and basic solutions Acids are - -proton (H+) donors activation energy - -the minimum amount of energy required to start a chemical reaction Addition of potassium dichromate(VI) solution acidified with dilute sulphuric acid to primary, secondary and tertiary alcohols will see a colour change for which (after heating)? - -primary and secondary alcohols. No change for te...

1⁰ OH dehydration - H2SO4/Δ double bond to C with most H's + H2O 1⁰ OH oxidation - K2Cr2O7/H2SO4 2⁰ OH dehydration - H2SO4/Δ double bond to C with most H's + H2O 2⁰ OH oxidation - K2Cr2O7/H2SO4 3 memorized strong acids - HCl = hydrochloric acid H2SO4 = sulfuric acid HNO3 = nitric acid 3⁰ OH dehydration - H2SO4/Δ double bond to C with most H's + H2O 3⁰ OH oxidation - N.R (no reaction) Alcohol - Functional group: −OH Example: CH3CH2OH Name: Ethanol Alcohol reatio...

Arrhenius acid rule - correct answer a chemical compound that increases the concentration of hydrogen ions, H+, when dissolves in aqueous solution Arrhenius acid example - correct answer HCl. H3O+ Arrhenius base rule - correct answer a substance that increases the concentration of hydroxide ions when it dissolves in aqueous solution Arrhenius base example - correct answer ...

Proton donor - ANSWER-An acid in Bronsted Lowry theory is a... Proton acceptor - ANSWER-A base in Bronsted Lowry theory is a... Strong acid : hydrochloric acid - ANSWER-HCl strong acid ; hydrobromic acid - ANSWER-HBr Strong acid : hydroiodic acid - ANSWER-HI Strong acid : Nitric acid - ANSWER-HNO3 Strong acid : sulfuric acid - ANSWER-H2SO4 Strong acid : perchloric acid - ANSWER-HClO4 Strong Base : Lithium Hydroxide - ANSWER-LiOH Strong base : sodium hydroxide - ANSWER-...

Solution A homogeneous mixture composed of at least one solvent and one solute Solvent A substance which dissolves a solute Solute A substance which is dissolved by a solvent Homogeneous A mixture with one phase Heterogeneous A mixture with more then one phase Miscible Liquids that mix in all proportions and no maximum concentration Immiscible Liquids that form separate layers Intramolecular The attractive force between atoms within compounds Intermolecular The attractive force between m...

Acid and Bases + Buffer buffer capacity - correct answer a measure of the effectiveness of a buffer solution to resist a change in pH when either a strong acid or strong base is added buffer capacity is greatest when: - correct answer - there is a high concentration of the weak acid and its conjugate base - the concentrations of the acid and its conjugate base are equal. Properties of acids and bases - correct answer Acids- litmus red Sour (vinegar) Frequently burns nose tends to b...

Bronsted-Lowry Acids and Bases an acid-base reaction involves the transfer of... - correct answer H⁺ ions from one substance to another an acid increases the concentration of what ion when dissolved in water - correct answer H⁺ a base increases the concentration of what when dissolved in water - correct answer OH⁻ a bronsted-lowry acid is... - correct answer -a proton donor (gives up H⁺ ions) a bronsted-lowry base is... - correct answer -a proton acceptor (accepts H⁺ ions)...

What is a Bronsted acid? base? - correct answer 1. Acid: proton donor 2. base: proton acceptor. Water example of amphiprotic substance, why? - correct answer can act as either Brønsted acid or Brønsted base What is a conjugate base/ acid? - correct answer 1. Conjugate base: species that is formed when proton is lost 2. Conjugate acid: species that is formed when proton is gai...