Acid and Bases

Question 1

What is a dative bond

Answer 1

A covalent bond in which one of the atoms supplies both of the electrons

Question 2

Arrhenius acid theorie

Answer 2

Substance that produce H+ ions in solution

Question 3

Arrhenius base theorie

Answer 3

Substances that produce OH- ions in solution

Question 4

Bronsted lowry acid

Answer 4

Proton doner

Question 5

Bronsted lowry base

Answer 5

Proton acceptor

Question 6

What is ampphoteric substance?

Answer 6

these are substances that can react as a acid or base

Question 7

Strong acid definition and example

Answer 7

An acid that completely dissociates in aqueous solution
-Hydrochloric acid
-Nitric acid
-Sulfuric acid

Question 8

Weak acid definition and example

Answer 8

An acid that partially dissociates into ions in solution
-carbonic acid
-sulfours acid

Question 9

What is a polyprotic acid

Answer 9

These have more than one ionisable proton, the protons are removed one by one instead of at once

Question 10

Strong Bases

Answer 10

Oxides and hydroxides of group 1 metals

Question 11

Weak Bases

Answer 11

Ammonia and amides

Question 12

What is a buffer?

Answer 12

A solution in which the pH remains approxamatly constant when small olumes of acid/base or water are added.
A basic buffer consits of a solution of a weak base and ones of its salts