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Tucker Chapter 3
Chapter 3 compounds test
| Question | Answer |
|---|---|
| A covalently bounded compound that contains carbon-based compounds | Organic Compound |
| An organic compound composed only of carbon and hydrogen | Hydrocarbon |
| A class of energy-giving nutrients that includes sugars, starches and fiber | Carbohydrates |
| A type of biochemical that does not dissolve in water, includes fats and steroids | Lipid |
| An orgainic compound that is made of one or more chains of amino acids and is in all cells | Protein |
| An organic compound, either RNA or DNA, whose molecules are made up of one or two chains of nucleotides | Nucleic Acid |
| Includes sugars, starches, and fibers | Carbohydrates |
| Composed of amino acids | Proteins |
| Sometimes called the blueprints of life | Nucleic Acids |
| Includes fats, oils, and waxes | Lipids |
| Made of sugar molecules | carbohydrates |
| made of amino acids | Proteins |
| Do not dissolve in water | Lipids |
| Store genetic information | Nucleic Acids |
| Has a pH of 7 | Neutral solution |
| if it is brittle, dissolves easily in water, has a high melting point and conducts electric current, it is a | ionic compound |
| When a metal reacts with a nonmental it makes | an ionic compound |
| Sugar is a covalent compount that dissolves in water but does not form ions, so it | does not conduct electic currents |
| covalent compounds have | low melting point |
| Acids conduct an electric current by forming | hydronium ions |
| Acids have a | sour taste |
| Bases have | slippery feel |
| when a base is added to red litmus paper, the indicator turns | blue |
| When all the moleules of an acid break apart in water, the solution is called | strong acid |
| When acids and bases come in contact with each otherm they | neutralizes each other |
| How many atoms can a carbon atom make bonds with? | 4 |
| Which hydrocarbon contains only a single bond between carbon atoms? | saturated |
| Carbohydrates, lipids and proteins and nucleic acids are all | biochemicals |
| What substance has a sour taste and produces hydrogen gass when it reacts with some metals? | Acids |
| When an acid and a base neutralizes each other what remains? | water and salt |
| Hemoglobinm, which carries oxygen in the blood, is a | Protein |
| Cell membranes are made of what kind of biochemical | lipid |
| Glucose is a | simple carbohydrate |
| True of false: cetain proteins provide structural support for cells | False |
| Which of the following is an ionic compound | sodium chloride |
| What kind of melting point do ionic compounds have? | High |
| What property of ionic compound does the crystal lattice shaper contribute to? | Brittleness |
Created by:
wollermh
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