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15 Cards in this Set
- Front
- Back
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What are 4 different types of bonds? |
Ionic, Covalent, Polar Covalent, Hydrogen |
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What is Ionic bonding? |
Donating/accepting electrons (metal with non-metal)
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What is Covalent bonding? |
Sharing electrons (non-metal with non-metal)
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What is Polar Covalent bonding? |
sharing electrons unequally (non-metal with non-metal)
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What is hydrogen bonding? |
Attraction between polar molecules (very weak bond)
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Name three Inorganic molecules |
Water, Minerals, Gases |
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Name four organic or carbon molecules |
Carbohydrates Lipids, Proteins, Enzymes and metabolism, Nucleotides and nucleic acids |
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What type of bonds do water molecules form between them? |
Hydrogen |
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Water is the universal...? |
Solvent |
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What is solvency? |
The ability to dissolve matter |
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What does it mean when a substance is hydrophilic? What is an example of a hydrophilic substance? What kind of charge would it have? |
substances that dissolve easily in water, like sugar, are molecules that have a charge |
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What does it mean when a substance is hydrophobic? What is an example of a hydrophobic substance? What kind of charge would it have? |
substances that do not dissolve easily in water, like oil, are molecules that have no charge |
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Why is it important that water is the universal solvent? |
important for metabolic reaction and transport of substances
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How do water molecules break apart NaCl? |
Water molecules overpower the ionic bond by forming hydration spheres |
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How are water molecules oriented when breaking apart NaCl? |
Hydrogen end facing the Cl, oxygen part facing the Na. |
