BIO2 - Howard (clh2528) Homework 2 sathasivan (48985) 1...

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Unformatted text preview: Howard (clh2528) Homework 2 sathasivan (48985) 1 This print-out should have 15 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. 001 10.0 points Which molecule is an acid? 1. H C C C H H H H O H 2. H C N H H H H 3. H C O P O- H H O O- correct 4. H C SH H H 5. H C C OH H H H H Explanation: Comprehension and application 002 10.0 points Your friend is having some difficulty under- standing the nature of covalent bonding, es- pecially single, double, and triple bonds. Your best explanation would be that cova- lent bonds are bonds between atoms 1. in which the atoms receive electrons; for example, a single bond involves removing one electron, a double bond two electrons, and a triple bond three electrons. 2. in which the atoms share pairs of elec- trons; for example, a single bond involves one pair of electrons, a double bond two pairs, and a triple bond three pairs of electrons. correct 3. with polar sides; for example, a single bond involves one electron and one proton, a double bond two electrons and two protons, and a triple bond three electrons and three protons. 4. that share electrons; for example, a single bond involves one electron, a double bond two electrons, and a triple bond three electrons....
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This note was uploaded on 03/22/2011 for the course BIO 311C taught by Professor Satasivian during the Spring '08 term at University of Texas at Austin.

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BIO2 - Howard (clh2528) Homework 2 sathasivan (48985) 1...

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