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Unit 2 Periodic Table Flashcards | StudBud
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Unit 2 Periodic Table
Unit 2 Periodic Table
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1
Maximum number of electrons in energy level two is...
4
0
2
8
2
Group 2 on the periodic table is called the
alkaline earth metals
lithium metals
alkali 2 metals
3
In a
covalent bond
both non-metals ____________ electrons.
transfer
share
4
Plum Pudding Model
Rutherford
Thomson
Democritus
Dalton
5
Why doesn't helium form ions?
It can only bond covalently
It is a non-metal
It already has a full outer shell
It is a gas
6
Which group is the least reactive group on the periodic table?
alkali metals
noble gases
alkaline earth metals
7
the identity of an element
number of protons
number of protons and neutrons
number of neutrons
number of electrons
8
In an
ionic bond
the
metal
wants to __________ electrons.
share
gain
lose
9
Two isotopes of an element have the same number of:
protons
neutrons
photons
pokemons
10
What are valence electrons?
The smallest electrons
The electrons located in the outermost shell
Electrons that do not bond
Electrons that are closest to the nucleus
11
Cations occur when ....
halogens gain electrons
metals lose electrons
metals share electrons
metals gain electrons
12
Only liquid metal on the periodic table:
Mercury
iron
Bromine
Sodium
13
What charge do anions form?
positive
negative
slightly negative
slightly positive
14
The oxidation number for Chlorine is...
+1
-1
-7
+3
15
In an
ionic bond
the
non-metal
wants to _________ electron(s)
gain
lose
share
16
What is the chemical formula for carbon tetrafluoride?
CB4
CF2
CF5
CF4
17
The bohr model represents what element?
Magnesium
Manganese
Lithium
Sodium
18
How many valence electrons does Magnesium have?
1
3
4
2
19
Which Groups On The Periodic Table Are The Most Reactive
Groups 7 And 13
Groups 4 And 12
Groups 1 And 17
Groups 3 and 15
20
How many valence electrons does Carbon have?
1
2
4
3
21
Covalent bonds form between...
Metals and non-metals
Potatoes
Non-metals
Metals
22
What type of elements form anions?
Transition Elements
Nonmetals
Metals
Isotopes
23
The number of Electrons matches the number of....
Geese... duh
Protons
Neutrons
More Electrons
24
Periods in the periodic table are...
rows
columns
25
Two different
isotopes
will have...
different protons, different neutrons
Same protons, same neutrons
Same protons, different neutrons
different protons, same neutrons
26
Naming Ionic Compounds
Potassium Calcium
Katasium Chloride
Potassium Carbonate
Potassium Chloride
27
Which group is the most reactive group on the periodic table?
alkali metals
alkaline earth metals
noble gases
28
Where are metals on the Periodic Table?
Right of stair step line
Touching the stair step line
Left of stair step line
29
What is the chemical formula for water?
H^3O
H_2O
H_3O
H^2O
30
Naming covalent compounds: P
2
N
7
Monophosphorus hexannitride
diphosphorus octanitride
Diphosphorus heptinitride
Diphosphorus Heptanitride
31
How many electrons make up a FULL valence shell?
10
4
8
32
Elements in group 13 have _________ valence electrons.
2
3
1
33
Chemical formula for
potassium bromide
?
PoBr
KBr2
KBr
K2Br
34
Sodium's oxidation number is...
+3
+1
-2
-1
35
Oxidation number for the element underlined?
+1
-1
-2
+2
36
The periodic table contains 18 ______________.
periods
rows
groups
37
Electrons are found in energy levels. The maximum number of electrons in the first two are ..
2 and 2
8 and 8
8 and 2
2 and 8
38
Valence electrons are located _________.
in between the inner and outer shells
inside the nucelus
in the outer orbital shell
in the first orbital outside the nucleus
39
In a metallic bond, what happens with the electrons?
They both gain one electron
They both lose their valence electrons
They share electrons
They form a sea of electrons
40
What element is this a Bohr model of?
Beryllium
Nitrogen
Boron
Lithium
41
What does the
group number
tell us?
Number of electrons in the outer shell
Number of protons
Number of shells
Total number of electons
42
Ionic bonds occur between...
Potatoes
Salt
Metals and non-metals
Metals
43
Naming covalent compounds: SO
3
disulfur trioxide
sulfur trioxide
monosulfur tetroxide
sulfur pentoxide
44
What group number are names the Halogens on the periodic table?
8
7
2
1
45
Fluorine forms which of the following ions?
F2-
F-
F2+
F+
46
First group in the periodic table
transition metals
alkali metals
alkaline earth metals
noble gases
47
What does the period number tell us?
Number of electrons in outer shell
Whether it is a metal or non-metal
How reactive something is
Number of shells
48
The atomic mass on the periodic table represents
the protons plus electrons
the number of radoiactive particles
the atomic number
The number of protons and neutrons
49
Cations...
Take Electrons
Give Electrons
50
the periodic table is arranged by
atomic mass
alphabetically
atomic number
by pictures
51
average atomic mass
particles of matter the make up protons and neutrons
substance with atoms that are all alike
weighted average mass of mixture of an element isotopes
scattering of a light beam as it passes through a colloid
52
The average mass of all the isotopes for a given atom is called ___________.
average atomic number
average atomic mass
average nuclear mass
average mass number
