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CH-161 Final
CH-161 Final
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Gen Chem 1: Chapter 4: Solubility rules, acids, bases, O.N.
Flashcards
29 cards
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Practice quiz
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Questions
29
Answers
1
Which angular quantum number corresponds to the d orbital?
3
2
0
1
2
Which of these are strong acids?
HF
H2SO4
NaOH
HCl
3
Which of the following is an intensive property?
Temperature
volume
mass
length
4
What is the hybridization of H
2
O?
SP3d
SP2
SP3
SP
5
Which is soluble
Hg2Cl2
PbSO4
NiS
MnBr2
6
Which is soluble
CaS
VPO4
Fe2(CO3)
Mg(OH)2
7
Gaining electrons is
don't pick this
oxidation
reduction
don't pick this
8
Arrhenius acids produce_______ in water
H+
H-
H3O+
OH-
9
As wavelength decreases, energy increases
False
True
10
Based on the color wheel, if green is absorbed, what is being observed (reflected)?
Red
Blue
Green
Orange
11
Which is NOT one of the six strong acids?
HClO4
H2SO4
HBr
HC2H3O2
12
Bronsted/Lowry bases are proton...
don't pick this
don't pick this
donors
acceptors
13
Strong acids dissociate __________ in water
Completely
incompletely
not at all
sometimes
14
Which of the following waves have the highest frequency?
Ultra violet ray
Infrared
Microwave
TV waves
15
How many neutrons and protons does mercury-201 have? (Z=80)
n=281 and p= 221
n=80 and p=80
n=80 and p=121
n=121 and p=80
16
According to Charles' law, temperature is inversely proportional to volume
False
True
17
Phosphate ion
PO-
PO43-
PO34-
PO3-
18
Which orbital is being split in crystal field theory?
S
d
f
P
19
The color of [Cr(F
6
)]
3-
appears as green. What will the change in energy be if F
6
is replaced by (NH
3
)
6
, which is yellow
Increase
Stays the same
not enough information is given
Decrease
20
Which of the following are rules for naming coordination compounds?
Cations are named before anions
Within the complex, the ligands are named first
All
Use greek prefixes when naming several ligands
21
Which is soluble
KOH
CoOH
CaCO3
BaSO4
22
What molecular geometry does a molecule with three bonding and two lone pairs have?
Trigonal bipyramidal
square planar
Bent
T- shape
23
Thiosulfate ion
SO32-
S2O32-
SCN-
S3O2-
24
Loss of electrons is
Don't pick this
reduction
Oxidation
Don't pick this either
25
A high energy difference(Δ) implies a low spin
False
True
26
Hydrogen sulfite ion
HSO2-
HSO3-
HSO4-
H2SO3
27
Chlorite ion
Cl-
ClO3-
ClO4-
ClO2-
28
How many significant figures does 0.003040 have?
4
3
7
6
29
Which of the following is a homogenous mixture?
Air
milk
Concrete
Blood
