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ap chem ap death > VESPr > Flashcards

VESPr Flashcards

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1
Q

If the central atom has 2 electron pairs

A

sp hybridization, shape is linear

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2
Q

If the central atom has 3 electron pairs with 0 lone pairs

A

sp2 hybridization, shape is trigonal planar

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3
Q

If the central atom has 3 electron pairs with 1 lone pair

A

sp2 hybridization, shape is bent

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4
Q

if the central atom has 4 electron pairs with 0 lone pairs

A

sp3 hybridization, shape is tetrahedral. bond angles about 109.5 degrees

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5
Q

if the central atom has 4 electron pairs with 1 lone pairs

A

sp3 hybridization, shape is trigonal pyramidal

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6
Q

If the central atom has 4 electron pairs with 2 lone pairs

A

sp3 hybridization, shape is bent

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7
Q

if the central atom has 5 electron pairs with 0 lone pairs

A

the shape is trigonal bipyramidal

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8
Q

if the central atom has 5 electron pairs with 1 lone pair

A

the shape is seesaw

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9
Q

if the central atom has 5 electron pairs with 2 lone pairs

A

the shape is T-shaped

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10
Q

if the central atom has 5 electron pairs with 3 lone pairs

A

the shape is linear

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11
Q

if the central atom has 6 electron pairs with 0 lone pairs

A

the shape is octahedral

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12
Q

if the central atom has 6 electron pairs with 1 lone pair `

A

the shape is square pyramidal

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13
Q

if the central atom has 6 electron pairs with 2 lone pairs

A

the shape is square planar

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14
Q

combined gas law

A

P1V1 = P2V2
——– ———
T1 T2

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15
Q

R gas constant

A

.0821 atm / mol K

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16
Q

Dalton’s Law

A

P total = Pa + Pb + Pc

17
Q

Partial Pressure

A

Pa = (Ptotal) (Xa)

18
Q

Partial Pressure Pt. 2

A

total moles of gas

19
Q

volume derviation

A

V= m
—-
D

20
Q

density derivation

A

D = Pm
——
nRT

21
Q

density derivation with MM (molar mass)

A

D = P (MM)
———–
RT

22
Q

molar mass derivation

A

MM = DRT
——–
P

23
Q

speed of light

A

2.98 E8

24
Q

planck’s constant

A

6.626 E34

25
Q

Avogadro’s number

A

6.022 E23

26
Q

Energy and electromagnetic radiation

A

E=hv

E= energy change 
h= planks
v= FREQUENCY
27
Q

frequency and wavelength

A

c = ^v

c= speed of light
^= wavelength in METERS 
v= wavlength
28
Q

Beer’s law

A

A = abc

A= absorbance 
b= path length 
a= molar absorptivity 
c= concentration in molarity

A= log (I0/I)
I0: incident intensity
I: transmitted intensity

29
Q

KINETIC ENERGY AND TEMPERATURE

A

ek = (3/2) x (R/Na) x T

Na: Avagadros Number
R: Gas constant
T: Temp in K

30
Q

GRAHAMS LAW

A

v2 = square root OF (3RT)
——
(M)

ap chem ap death (3 decks)

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