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