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Lectures 1-3 > MISC > Flashcards

MISC Flashcards

1
Q

Ends in ENE

A

Usually a double bond

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2
Q

Ends in ANE

A

Usually a single bond

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3
Q

Hydrocarbons

A

Long stretch of only H and C atoms

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4
Q

Carbon skeleton

A

Carbon atoms bond and form a backbone or chain

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5
Q

Hydrogen bonding results in______.

A

Polarity

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6
Q

Cohesion

A

Water molecules “stick together”

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7
Q

Hydrogen bonding

A

Attraction between H atom in a polar covalent bond and another electronegative atom

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8
Q

Cation

A

(Positive) attract to oxygen

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9
Q

Anion

A

(Negative) attracted to hydrogen

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10
Q

T/F evolutionary change can occur in a human lifetime (50-100 years)

A

TRUE

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11
Q

Acid rain contains ______ free hydroxide ions than normal rain

A

Less

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12
Q

Water has a ____ specific heat

A

High

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13
Q

Water has ____ surface tension

A

High

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14
Q

The presence of a solute _____ the order of hydrogen bonding

A

Decreases

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15
Q

Structural isomer

A

2 molecules differ in the covalent bond relationships among atoms

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16
Q

Alcohol

A

Polar, makes compounds more soluble in water (O-H)

17
Q

Carboxylic

A

Acts as an acid (O=C-OH)

18
Q

Aldehyde

A

May be a structural isomer of ketone (C=O)

19
Q

Thiol

A

Forms a disulfide bond (S-H)

20
Q

Amine

A

Acts as a base (N-H-H)

21
Q

Geometric Isomer

A

Differ in how their atoms are arranged about a double bond

22
Q

Hydrogen bonding in water is a result of what?

A

Electronegativity of oxygen creating partially positive hydrogen atoms

23
Q

Buffers

A

Donate an H when basses are added and accept an H when acids are added

24
Q

Why do scientists use control groups

A

To eliminate alternative explain actions for the results of an experiment

25
Q

Electronegativity

A

TJE tendance of an atom to pull an electron towards it

Lectures 1-3 (3 decks)

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