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CH 15: Periodic Table Patterns Flashcards | StudBud
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CH 15: Periodic Table Patterns
CH 15: Periodic Table Patterns
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Periodic Table Patterns Metals, Non-Metals, Metalloids Reactivity
Flashcards
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Questions
60
Answers
1
As you move from left to right across a period the charge...
increases
decreases
stays the same
increases then decreases
2
When alkali metals form ions they ...
lose 7 electrons
gain 7 electrons
gain 1 electron
lose 1 electron
3
Which element will behave most like Oxygen?
lithium
helium
cobalt
sulfur
4
Elements that solids at room temperature are
metalloids
non-metals
metals
5
The most non-reactive nonmetal group is the
Noble Gases
Halogens
Nitrogen Family
Oxygen Family
6
Which is NOT a metalloid?
Aluminium (Al)
Silicon (Si)
Antimony (Sb)
Boron (B)
7
What charge of an ion (oxidation #) does Bromine (Br) make?
-2
-1
+1
+2
8
Which is the more reactive metal?
Na
Rb
Li
K
9
How many electron shells (energy levels) does Selenium (Se) have?
3
2
4
1
10
Elements that have low melting and boiling points are
non-metals
metals
metalloids
11
The most reactive non-metal is
Li (Lithium)
F (Fluorine)
Fr (Francium)
At (Astatine)
12
As you move from top to bottom of a group the number of electron shells...
increases
stays the same
decreases
increases then decreases
13
Atoms with a full outer energy level are
noble gases
alkali metals
halogens
alkali earth metals
14
Reactivity depends entirely on an element's
electrons
neutrons
protons
15
The most reactive metal group is the
alkaline earth metals
transition metals
alkali metals
boron family
16
As you move from left to right across a period the number of valence electrons...
increases
increases then decreases
stays the same
decreases
17
The softest metals are the
alkali earth metal
halogen
noble gas
alkali metal
18
Which is the more reactive metal?
Be
Li
C
B
19
The oxidation number is the same as the
charge
number of shells
valence electrons
lewis dot
20
The most reactive metal is
At (Astatine)
F (Fluorine)
Fr (Francium)
Li (Lithium)
21
Elements that make negative ions are
metalloids
metals
non-metals
22
Atoms with 2 valence electrons
alkali metals
noble gases
halogens
alkali earth metals
23
A row on the periodic table is called a
family
group
period
column
24
Non-metals will be more reactive if they have a
strong attraction to valence electrons
weak attraction to valence electrons
25
The bottom two rows are called
Transition metals
Rare Earth Elements
Lanthanide & Actinide Series
All of the above
26
How many electron shells (energy levels) does Bromine (Br) have?
1
8
2
4
27
Elements that gases at room temperature are
non-metals
metalloids
metals
28
Which is the more reactive non-metal?
At
Br
Cl
I
29
Elements that lose electrons to become more stable are...
non-metals
metals
metalloids
30
Atoms that can gain OR lose electrons are in the
Nitrogen Family
Oxygen Family
Boron family
Carbon family
31
How many valence electrons does Bromine (Br) have?
7
5
3
1
32
Elements that are lustrous are
metals
non-metals
metalloids
33
Metals will be more reactive if they have a
strong attraction to valence electrons
weak attraction to valence electrons
34
Hydrogen is a
non-metal
metalloid
metal
35
What charge of an ion (oxidation number) does Selenium (Se) have?
+6
-6
+2
-2
36
Which is a noble gas?
oxygen
neon
lithium
sulfur
37
Elements that have high melting and boiling points are
non-metals
metals
metalloids
38
Elements that make positive ions are
metalloids
metals
non-metals
39
Which is the more reactive non-metal?
C
B
O
N
40
How many valence electrons does Selenium (Se) have?
2
5
1
6
41
Elements on the left side of the periodic table are
metals
metalloids
non-metals
42
Which is the more reactive metal?
Mg
K
Rb
Be
43
Elements that are semi-conductors are
metals
metalloids
non-metals
44
Elements that are malleable & ductile are...
metalloids
metals
non-metals
45
As you move from top to bottom down a group the number of valence electrons...
decreases
increases then decreases
increases
stays the same
46
Elements that gain electrons to become more stable are
metals
non-metals
metalloids
47
Elements that are good conductors of heat and electricity are...
metals
non-metals
metalloids
48
Elements on the right side of the periodic table are
non-metals
metalloids
metals
49
As atomic number increase, in general....
atomic mass increases.
atomic mass stays the same.
atoms get smaller.
atomic mass decreases.
50
Elements that are good insulators of heat and electricity are...
metals
non-metals
metalloids
51
What charge of an ion (oxidation #) does Cesium (Cs) have?
-2
+2
-1
+1
52
How many valence electrons does Cesium (Cs) have?
5
1
2
6
53
Nitrogen is a
metal
non-metal
metalloid
54
Elements that are brittle...
metals
metalloids
non-metals
55
Valence electrons have a stronger attraction in the atom the _________ they are to the nucleus
further
closer
56
As you move from left to right across a period the number of electron shells...
increases then decreases
decreases
increases
stays the same
57
Elements that are dull are
metals
non-metals
metalloids
58
As you move from top to bottom of a group the charge...
decreases
increases
stays the same
increases then decreases
59
How many electron shells (energy levels) does Cesium (Cs) have?
1
5
2
6
60
A column on the periodic table is called a ...
row
group
family
period
