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QUARTERLY 3rd QUARTER > GEN CHEM > Flashcards

GEN CHEM Flashcards

1
Q

it explains why matter exists in different phases ( solid, liquids , gas )

A

KINETIC MOLECULAR THEORY

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2
Q

liquid to gas

A

VAPORIZATION

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3
Q

GAS TO LIQUID

A

CONDENSATION

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4
Q

solid to gas

A

SUBLIMATION

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5
Q

gas to solid

A

DEPOSITION

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6
Q

liquid to solid

A

FREEZING

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7
Q

solid to liquid

A

MELTING

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8
Q

all matter is composed of particles which have certain amount of energy which allows them to move at different speeds

A

KINETIC MOLECULAR THEORY

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9
Q

when particles come close there are ( 2)

A

SPACES
ATTRACTIVE FORCES

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10
Q

cooled compressed gas

A

LIMITED MOTION OF GAS

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11
Q

have significant attractive forces between them

A

CROWDED MOLECULES

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12
Q

low temperature of liquid

A

DECREASE IN KINETIC ENERGY

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13
Q

energy and movement of solid

A

LOW ENERGY
VIBRATION

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14
Q

solid attractive forces

A

VERY STRONG

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15
Q

how solid changes to liquid/gas?

A

INCREASE IN TEMPERATURE

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16
Q

energy and movemetn of liquid

A

GREATER THAN SOLID, LESS THAN GAS

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17
Q

attractive force liquid

A

WEAKER THAN SOLID , STRONGER THAN GAS

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18
Q

increase in temperature liquid

A

GAS

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19
Q

decrease in temperature liquid

A

SOLID

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20
Q

energy and movement gas

A

HIGH ENERGY,
CONSTANT MOVEMENT

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21
Q

attractive force gas

A

WEAK BECAUSE OF DISTANCE

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22
Q

decrease in temperature gas

A

LIQUID AND SOLID

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23
Q

has no lone pairs in central atom

A

NON POLAR

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24
Q

surrounding atoms are the same

A

NON POLAR

25
Q

attractive force between two molecules

A

INTERMOLECULAR FORCE

26
Q

symmetrical

A

NON POLAR

27
Q

assymetrical

A

POLAR

28
Q

lone pair on central atom

A

POLAR

29
Q

weaker than covalent and ionic bonds

A

INTERMOLECULAR FORCES

30
Q

weakest intermolecular forces arising from interaction

A

VAN DER WAALS FORCES

31
Q

two types of van der waals focrces

A

LONDON DISPERSION FORCE
DIPLE DIPOLE FORCE

32
Q

electric cloud in atom

A

SPHERICAL

33
Q

weakest bond

A

LONMDON DISPERSION FORCE

34
Q

the portion concentrated with electrons bears negative charge while the portion that lacks electrons bear a positive charge

A

LONDON DISPERSION FORCE

35
Q

arises from electrostatic interaction between two molecules having partial seperation of charges as observed in polar

A

DIPLE DIPOLE FORCES

36
Q

stronger than london dispersion

A

DIPLE DIPOLE FORCES

37
Q

special type of DDF

A

HYDROGEN BONDS

38
Q

what makes hydrogen bond strong ( 2)

A

HIGH POLARITY OF BOND SA HYDROGEN PLUS ELECTRONEGATIVE ATOMS

39
Q

electronegative atoms ( 3)

A

NITROGEN
FLUORINE
OXYGEN

40
Q

if molecule contains only carbon and hyrdogen

A

NON POLAR

41
Q

contains two or more carbons contribites to the polarity of molecule

A

ORGANIC MOLECULE

42
Q

atoms other than oxygen and hydrogen

A

HETEROATOMS

43
Q

energy accompanying one unit increase in surface area of liquid

A

SURFACE TENSION

44
Q

how does surface tension created

A

NET PULL OF LIQUID SA SURFACE

45
Q

rise of liquid in tiny tubes

A

CAPILLARY ACTION

46
Q

imf that bind similar molecules

A

COHESIVE FORCE

47
Q

imf netween liquid molecules and materials making up the capillary

A

ADHESIVE FORCE

48
Q

measure of liquids consistency or resistance tp flow

A

VISCOSITY

49
Q

measured by noting time a liquid from a vertical tube takes time to flow

A

VISCOSITY

50
Q

the ease wherein liquid molecuels escape into gas phase

A

VAPOR PRESSURE

51
Q

molecules of liquids that escaped into gas phase on top of liquid

A

VAPOR

52
Q

liquids that readily Converted into gas

A

VOLATILE

53
Q

weaker imf in V

A

VOLATILE

54
Q

stronger imf in V

A

NONVOLATILE

55
Q

temperature a liquid starts to turn into gas

A

BOILING POINT

56
Q

changes depending on the pressure of liquid

A

BOILING POINT

57
Q

normal boiling point

A

1 ATP

58
Q

energy needed to be supplied in 1 mole of a liquid to turn it into gas without varying temperature

A

MOLAR HEAT OF VAPORIZATION

QUARTERLY 3rd QUARTER (10 decks)

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