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IB Chem Topic 1-3 Review Flashcards | StudBud
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IB Chem Topic 1-3 Review
IB Chem Topic 1-3 Review
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Answers
1
What law is shown in the following graph?
Gay-Lussac's Law
Combined Gas Law
Charles' Law
Boyle's Law
2
SL
A
D
B
C
3
HL
A
C
B
D
4
What name is given to the change of state from solid to gas?
Boiling
Melting
Sublimation
Freezing
5
In the following heating curve of a
solid
, what is happening from
D to E
?
The gas is warming.
The solid is melting.
The liquid is warming.
The liquid is boiling.
6
The molecular mass of a gas is 56 and the empirical formula is CH
2.
What is the molecular formula?
C4H8
C3H6
C2H4
CH2
7
SL
B
C
D
A
8
Which is correct for the following regions of the electromagnetic spectrum?
A
B
D
C
9
HL
D
A
C
B
10
HL
C
B
A
D
11
A fixed mass has a certain volume at a temp of 50°C. What temp is required to double its volume? (pressure constant)
373 K
323K
646 K
100K
12
SL
C
A
B
D
13
SL
A
D
B
C
14
SL
C
D
B
A
15
SL
D (x=temp, y=volume)
A (x = pressure, y= temp)
C (x=pressure, y=volume)
B (x=volume, y=temp)
16
SL
D
B
C
A
17
HL
D
A
B
C
18
SL
D
C
A
B
19
SL
C
A
B
D
20
Under what temperature and pressure conditions does an ideal gas exist?
Low temperatures and low pressures
High temperatures and high pressures
Low temperatures and high pressures
High temperatures and low pressures
21
What is the relative atomic mass of an element with the following mass spectrum?
24
27
25
26
22
Which statement about solutions is correct?
An aqueous solution consists of water dissolved in a solute.
Concentration of a solution= amt. of solvent dissolved in 1dm3 of solution
In a solution of NaCl in water, NaCl is the solute, water is the solvent
Vitamin D dissolves in fat, vitamin D is the solvent and fat is the solute.
23
HL
C
B
D
A
24
Which change explains why the boiling points of halogens increase as their molecular masses increase?
The intermolecular attraction due to temporarily diples increases.
The polarity of the bond within the molecule increases.
The gravitational attraction between molecules increases.
The strength of the bond within the molecule increases
25
What is the sum of all coefficients when equation is balanced? C
2
H
2
+ O
2
-> CO
2
+ H
2
O
5
13
7
7
26
SL
D
A
B
C
27
SL
C
B
<p>A</p>
D
28
SL
D
A
B
C
29
SL
C
A
D
B
30
SL
B
A
C
D
31
What is the empirical formula for glucose?
CHO
C6H12O6
CH2O
C6H6O6
32
In chemistry, what isotope is the standard mass for weighing elements?
carbon-14
hydrogen-1
carbon-12
hydrogen-2
33
SL
D
C
B
A
34
SL
C
B
D
A
35
How many
atoms
of
oxygen
are present in one formula unit of magnesium phosphate?
1
4
2
8
36
HL
C
A
D
B
37
HL
B
C
A
D
38
Ligands can form dative covalent bonds with metal ions to form complex ions. Which of the following can act as a ligand?
Cl- and NH3
Cl- , NH3 and H2O
Cl- and H2O
NH3 and H2O
39
What type of reaction is shown?
Single displacement
Double displacement
Decomposition
Synthesis
40
HL
A
C
D
B
41
How many protons, neutrons, and electrons are present in each atom of
31
P?
A
B
C
D
42
Which electron transitions are responsible for the colors of transition metal compounds?
From the metal ion to the attached ligands
Among the attached ligands
Between d orbitals and s orbitals
Between d orbitals
43
What do you call a solution that is holding the maximum solute amount at a given temperature?
Supersaturated
Saturated
Hypersaturated
Unsaturated
44
SL
C
B
A
D
45
HL
D
C
A
B
