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Acids and Bases
Chemistry chapter 18
| Question | Answer |
|---|---|
| According to the bronsted lowry definition, compound that donates a proton,or h30+ ion | acid |
| according to the bronsted lowry definition, compound that accepts a proton, or h30+ ion | base |
| substance that changes color at certain pH values and can therefore be used to roughly determine whether a sample is an acid or a base | indicator |
| chemical reaction between an acid and a base that destroys that distinctive properties of both. | neutralization reaction |
| ionic compound formed from the anion of an acid and cation of base | salt |
| ion formed by the addition of a proton to a water molecule | hydronium ion |
| description of any substance that can react as either an acid or a base | amphoteric |
| acid formed when bronsted lowry base gains a proton | conjugate acid |
| base formed when a bronsted lowry acid loses a proton | conjugate base |
| constant that indicates the strength of an acid | acid dissociation constant |
| constant that indicates the strength of a base | base dissociation constant |
| chemical reaction between water and the ions of a dissolved salt | salt hydrolysis reaction |
| hydrogen atom that an acid may lose as an h30+ ion | acidic hydrogen |
| properties of acids | sour, form solutions that conduct electricity, cause indicators to change colors. litmus paper from blue to red |
| bases are compounds that react with acids to form ______ and a(n) ________ | water and salt |
| properties of bases | bitter, slippery, change color of an indicator. litmus paper red to blue |
| monoprotic | one |
| diprotic | two |
| triprotic | three |
| only the hydrogens in weak polar bonds are ionizable. | false |
| hydrogen is joined to a very _______ element in a very polar bond. | electromagnetic |
| alkali metals react with water to produce ________ solutions | basic |
| How do concentrated basic solutions differ from other basic solutions? | they are very caustic or harmful |
| how does the bronsted lowry theory define acids and bases | acid proton donor. base proton acceptor |
| some of the acids and bases included in the arrhenius theory are not acids and basis according to the bronsted lowry theory. | false |
| a conjugate acid is the particle formed when a base gains a hydrogen ion | true |
| a conjugate ________ is the particle that remains when an acid has donated a hydrogen ion | base |
| what is a conjugate acid base pair? | consist of two substances related by the loss or gain of a single hydrogen ion |
| a substance that can act as both an acid and a base is said to be | amphoteric |
| in a reaction with HCl, is water an acid or a base? | base |
| what is a lewis acid> | a substance that accepts a pair of electrons to form a covalent bond |
| a lewis base is a substance that can ____ a pair of electrons to form a covalent bond. | donate |
| all the acids and bases included in the bronsted lowry theory are also acids and bases according to the Lewis theory | true |
| bronsted lowry | acid = h+ donor base= h+ acceptor |
| lewis | acid = electron pair acceptor base= electron pair donor |
| arrhenius | acid = h+ producer base= oh producer |
| an ionic compound that forms from an acid base neutralization reaction is a | salt |
| a _______ is a substance that conducts electricity | electrolyte |
| the chloride ion is the _______ base of hydrochloric acid | conjugate |
| the formula H30+ represents a | hydronium ion |
| a _______ turns one color in an acidic solution and another color in a basic solution | acid base indicator |
| the reaction between an acid and a base is called a | neutralization reaction |
| what is the arrhenius definition of an acid | a substance that dissociates in water to produce hydrogen ions. |
| what is arrhenius definition of a base | a substance that dissociates in water to produce hydroxide ions |