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Chemistry Final Exam Review - Mrs. Gloyd's class ♥☺ Flashcards | StudBud
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Chemistry Final Exam Review - Mrs. Gloyd's class ♥☺
Chemistry Final Exam Review - Mrs. Gloyd's class ♥☺
44 terms
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Made on 6/10/15 Hopefully this is all correct. Hope you all enjoy!
Flashcards
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Questions
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Answers
1
What is an example of a contribution to Organic Chemistry to modern living?
Medicine
Plastic
Becky
Mrs. Gloyd
2
The following question is too large, it will be shown in the image below.
Chains, carbon
Carbon, chains
not enough information to fill in the blanks.
3
What type of bond would most likely occur between a sulfur atom and an oxygen atom?
Ionic
Double
Covalent
4
If electrons are carried from a metal atom to a non-metal atom, what type of bond is formed?
non-Single
Ionic
Single
non-Ionic
5
An aqueous solution that conducts electricity can best be desribed as?
An electrolyte
An electrolyte
An electrolyte
6
What is the formula for iron(III) sulfide?
FeS
Fe2S3
Fe3S2
7
What is a valence electron?
Outermost nucleus
Innermost nucleus
Outermost electron
Innermost electron
8
The temperature of a gas raises, its pressure remains constant. How would the volume change?
The volume woul stay the same
The volume would decrease
The volume would increase
9
The following question is too large, it will be shown in the image below.
Synchronous
Physical Components
Synthesis
10
What is an example of a contribution to Organic Chemistry to modern living?
Plastic
Medicine
Becky
Mrs. Gloyd
11
The following question is too large, it will be shown in the image below.
Saturated
Unsaturated
Saltine
12
What is an example of a contribution to Organic Chemistry to modern living?
Mrs. Gloyd
Becky
Plastic
Medicine
13
What number of valence electrons can be found in nitrogen?
5
12
10-5
14
Look at the image below, which of the following answers is the right formula?
H6O6
H2O2
H20
15
The reaction of the following equation is exothermic, would the test tube be hot or cold?
Cold
Hot
16
The following question is too large, it will be shown in the image below.
decrease, hydrochloric acid
increase, zinc metal
increase, hydrochloric acid
17
Which of the following, among the alkali metals (Group IA), would react violently with water?
Na
Li
K
Cs
18
When determening the oxidation number or charge of an element, what can be helpful to use?
Look at the atomic mass
Look at Mrs. Gloyd
Look at the group number of the element
19
The following question is too large, it will be shown in the image below.
2Cl2 + 4NaI ⇾ 2NaCl + I2
Cl2 + NaI ⇾ 2NaCl + I2
Cl2 + 2NaI ⇾ 2NaCl + I2
Cl2 + 3NaI ⇾ NaCl + I2
20
What is the difference between an inorganic and organic compound?
Inorganic: has no water Organic: has water
Inorganic: has no carbon Organic: has carbon
21
How many electron pairs are invloved in the formation of HCl?
two
three
one
five
22
What is an example of a molecule that is described as being "bent" or "angular"?
grass
H2O
H2notO
water
23
According to the image below, what is the boiling point for this substance?
between 95 degrees and 105 degrees
5 degrees
0 degrees
between 75 degrees and 95 degrees
24
When you add ammonium chloride to water, the temperature drops. This is an example of?
Exothermic change
Enterthermal chance
Endothermic change
25
Which process is the reverse of the other?
Melting and dissolving
Condensation and evaporation
26
A temperature of -27 degrees Celsius has what value when converted to Kelvin?
273K
246K
27K
27
The following question is too large, it will be shown in the image below.
information, cells
formation, bonds
bonds, formation
28
The following question is too large, it will be shown in the image below.
2Al + H2O ⇾ 2AlOH + H
2Al + 2H2O ⇾ 2AlOH + H2
4Al + 2H2O ⇾ 2AlOH + H2
29
What equation correctly represents the decomposition of what into its elements?
8H20 ⇾ 2H2 + O2
2H20 ⇾ H2 + O2
2H20 ⇾ 2H2 + O2
30
The alkaline-earth metal (Group IIA) has the largest atomic radius found in which period?
7
8-1
16
10
31
The following equation represents which type of chemical reaction?
SIngle
Married
Double
32
Which of the following atoms would require the most energy to remove an electron?
He
Fr
H
Ra
33
A pH level of 7 means that a solution has ________ amounts of H+ and OH- ions.
unproportional
equal
different
34
The following question is too large, it will be shown in the image below.
2Zn + 2HCl ⇾ 2ZnCl + H2 -Double-
2Zn + 4HCl ⇾ 2ZnCl + H2 -Single-
2Zn + 2HCl ⇾ 2ZnCl + H2 -Single-
35
A pH level of 7 means that a solution has ________ amounts of H+ and OH- ions.
equal
different
unproportional
36
The following question is too large, it will be shown in the image below.
fairly
not
always
37
Liquid water is more dense than solid water because of _________ bonding.
hydrogen
Illuminati
carbon
38
How many oxygen atoms are invloved in the following chemical reaction?
9
63
36
39
Describe Rutherford's gold foil eperiment. What conclusion did Rutherford reach?
Atoms are made up of mostly empty space
Atoms are made up of mostly cats
Atoms take have no empty space
40
What is a heterogenous mixture?
When 2 or more different substances are mixed together.
When two or more solids are thrown outside in the trash.
When 12 people fall down and can't get up; life alert.
41
The following question is too large, it will be shown in the image below.
Double
Covalent
Ionic
42
The following question is too large, it will be shown in the image below.
heat, potenial
heat, kinetic
43
Balance the equation. When balanced, what coefficient will appear in front of oxygen?
C2H4 + 3O2 ⇾ 2H2O + 2CO2,3 is the coefficient.
C2H4 + 2O2 ⇾ 2H2O + 2CO2,3 is the coefficient .
C2H4 + 3O2 ⇾ 2H2O + 2CO2, 2 is the coefficient.
44
What is an example of a contribution to Organic Chemistry to modern living?
Medicine
Mrs. Gloyd
Plastic
Becky
