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9 Cards in this Set
- Front
- Back
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True or False: Water is one of the many substances that exist in liquid, gas and solid
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False. Water is the only known substance that can exist in all 3 forms
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What is the shape of a water molecule?
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like a V
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True or False: Water is a polar molecule.
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True. the electrons of the covalent bond spend more time by the oxygen than hydrogen
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What is a polar molecule?
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Two ends of the molecule have opposite charges
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Does the oxygen end of a water molecule have a positive or negative charge?
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partial negative
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Does the hydrogen end of a water molecule have a positive or negative charge?
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partial positive
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What type of bond holds the oxygen and hydrogen together in h20?
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covalent bond
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True or False: In liquid form, the hydrogen bonds are just as strong as covalent bonds.
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False. The hydrogen bonds are weak and are about 1/20 of a covalent bond.
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True or False: Once the hydrogen bonds form, they don't break.
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False. The hydrogen bonds form, break, and reform at great frequencies.
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