click below
click below
Normal Size Small Size show me how
PS Ch. 10 &11
acid and base
| Question | Answer |
|---|---|
| chemical bond | an interaction that holds atoms or ions together |
| ionic compound | a compound made of oppositely charged ions |
| covalent compound | a chemical compound that is formed by the sharing of electrons |
| acid | any compound that increases the number of hydronium ions when dissolved in water |
| indicator | a compound that can reversibly change color depending on conditions such as pH |
| base | any compound that increases that number of hydroxide ions when dissolved in water |
| neutralization reaction | the reaction of an acid and a base to form a neutral solution of water and a salt |
| pH | a value that is used to express the acidity or basicity(alkalinity) of a system |
| salt | an ionic compound that forms when a metal atom replaces the hydrogen of an acid |
| organic compound | a covalently bonded compound that contains carbon |
| carbohydrate | a class of energy-giving nutrients that includes sugars, starches, and fiber: contains carbon, hydrogen and oxygen |
| lipid | a fat molecule or a molecule that has similar properties; examples include oils, waxes and steroids |
| protein | a molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate processes |
| nucleic acid | a molecule made up of subunits called nucleotides |