問題一覧
1
Isomerism compounds have same?
Molecular formula
2
Isomerism compounds have different?
Arrangements of atoms
3
Isomerism
Constitutional ( structural ), Stereoisomerism
4
Structural isomerism
Chain, Position, Functional group, Ring chain
5
Criteria for aromacity (a molecule must be...?)
Cyclic, Conjugated, Planar, Satisfy hückel's rule
6
Achiral molecule (or object )
Superimposable on its mirror image
7
Chiral carbon
Carbon with four different groups attached
8
Carbon bond to four different groups
Stereogenic center
9
Carboxylic acid + strong base
Carboxylic acid salt
10
Carboxylic acid + alcohol
Ester
11
Keto - enol tautomers def.
Ketone exists in equilibrium with its enol tautomer
12
Polymer
Large molecule built by bonding of smaller molecules ( monomers )
13
Bonds ( strongest to weakest )
Ionic, Hydrogen, Dipole - dipole, Van der Waals
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Worst for water solubility and best for non - polar solvents ( least polar ) bonding
Van der Waals
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Homopolymer
Composed of one type of monomer
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Heteropolymer
Composed of two or more different monomers
17
Influence of particle structure on physical properties ( particle structure )
Molecular geometry, Bonding type, Polarity, Intermolecular forces, Crystal structure
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Nitrogen containing compounds
Methylamine, Aniline, Pyridine, Piperidine
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Nitrogen containing functional groups
Amides, Amines, Nitro groups
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Biomolecules ... Essential for life
Carbohydrates, Lipids, Proteins, Nucleid acids
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Bioactive compounds
Hormones, Neurotransmitters, Antioxidants
22
Phosphate groups in the organism
ATP → energy transfer, DNA / RNA → genetic material structure, Phospholipids → cell membrane
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Phosphate groups are involved in?
Cellular signaling, Metabolic reactions
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Polar solvents dissolve?
Polar compounds
25
Alkaloids
Nitrogenous organic compounds found in plants
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Proteins are composed of?
Amino acids linked by peptide bonds
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Lipids functions
Store energy, Form cell membranes
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Carbohydrates functions
Provide quick energy, Structural support
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Nucleid acids ( DNA / RNA ) function
Carry genetic information
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Sulfur containing compounds
Thiols, Sulfides, Sulfoxides
31
Oxygen analogues of Sulfur containing compounds
Alcohols correspond to thiols, Ethers correspond to sulfides