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Atoms, Bonding & the Periodic Table Flashcards | StudBud
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Atoms, Bonding & the Periodic Table
Atoms, Bonding & the Periodic Table
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1
What is the best description of the atomic mass?
Contains most of the mass in an atom
Equal to the number of protons in the nucleus
Uncharged subatomic particle
Amount of neutrons plus protons
2
Which element has 9 protons in its nucleus?
Beryllium
Fluorine
Oxygen
Neon
3
What is the best description of the atomic number?
Equal to the number of protons in the nucleus
Amount of neutrons plus protons
Contains most of the mass in an atom
Uncharged subatomic particle
4
What are these bonds called?
Single bonds
Triple bonds
Ionic bonds
Double bonds
5
How many electrons are available for oxygen to share or lose during a bond?
0
2
6
8
6
Hg is the symbol for which element?
Hydrogen
None of these
Mercury
Helium
7
What atom does the Bohr diagram represent?
Nitrogen
Argon
Bromine
Chlorine
8
A transfer of valence electrons between atoms describes what type of bond?
Metallic
Covalent
None of these
Ionic
9
An atom that has lost 3 electrons has a what charge?
0
+3
-3
+2
10
How many covalent bonds are shown in the picture shown?
4
1
None
2
11
Sharing of valence electrons between atoms best describes what type of bond?
None of these
Metallic
Covalent
Ionic
12
Which compound would have covalent bonds?
NH3
MgO
AlCl3
BeO
13
Which subatomic particle's mass is so small it is not included in the atomic mass?
Proton
Electron
Neutron
Megatron
14
What does the term stable mean when referring to atoms?
None of These
Number of protons equals the number of neutrons
Number of protons equals the number electrons
Full valence shell
15
How many electrons does K
+1
have?
17
20
19
18
16
How many electrons does Cl
-1
have?
18
17
35
7
17
What is the Octet Rule?
Atoms gain, lose or share electrons for a full valence shell
All atoms have 8 electrons total
All atoms will form ionic bonds
8 electrons will be gained, lost or shared for bonding
18
How many valence electrons does Iodine have?
53
8
2
7
19
A bond between nonmetal atoms forms what type of bond?
None of these
Metallic
Ionic
Covalent
20
What is the correct symbol for the element Arsenic?
Ar
Ac
A
As
21
How many electrons does O
-2
have?
7
8
10
6
22
If Calcium and Chlorine bonded, what would be the resulting chemical formula?
Ca2Cl
CaCl2
CaCl
CCl
23
What type of bond would exist between Calcium and Neon?
No Bond
Ionic
Covalent
Metallic
24
How many neutrons does Bromine have?
46
45
44
43
25
Cu is the symbol for what element?
Calcium
Chlorine
Copper
Carbon
26
Which subatomic particle has a neutral charge?
Neutron
Proton
Megatron
Electron
27
What is an ion?
An atom that has no charge
An electron
An atom that has gained or lost electrons and is now charged
None of these
28
Which subatomic particle has a positive charge?
Megatron
Proton
Neutron
Electron
29
What is the chemical formula for the stable compound formed when Aluminum and Oxygen bond?
Al3O2
Al2O3
AlO
Al2O3
30
A bond between metals and nonmetals forms what type of bond?
None of these
Covalent
Ionic
Metallic
31
Sn is the symbol for what element?
Sin
Fin
Tin
Silicon
32
Which combination of elements below would involve covalent bonds?
Potassium & Chlorine
Magnesium & Oxygen
Hydrogen & Carbon
Calcium & Chlorine
33
What is the best description of a neutron?
Equal to the number of protons in the nucleus
Amount of neutrons plus protons
Uncharged subatomic particle
Contains most of the mass in an atom
34
What is the chemical formula for the diagram shown?
CO
CO2
CO2
C2O
35
What type of bonds are involved in the picture shown?
Metallic
Covalent
Ionic
None of these
36
How many valence electrons does Lithium have?
2
0
3
1
37
Which chemical formula represents a stable substance?
Al2O
NaCl2
MgO
CaF
38
How many protons does Silicon have?
14
28
12
13
39
What is the name of the family on the periodic table that has a full valence shell?
Noble Gases
Alkaline Earth Metals
Halogens
Alkali Metals
40
Which subatomic particle has a negative charge?
Megatron
Electron
Proton
Neutron
41
What atom does the Bohr diagram represent?
Oxygen
Carbon
Magnesium
Calcium
42
What atom does the Bohr diagram represent?
Oxygen
Calcium
Carbon
Sulfur
43
What charge would a Nitrogen ion have?
-2
-3
+3
0
