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BJU Chemistry Ch. 5 Review F-2 Flashcards | StudBud
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BJU Chemistry Ch. 5 Review F-2
BJU Chemistry Ch. 5 Review F-2
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Science Chapter 5
Flashcards
50 cards
F
Practice quiz
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Host live
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Questions
50
Answers
1
Which of these has the greater first ionization energy: Li or Ne?
Li
Ne
2
Which of these is a use of noble gases?
Construction
Conductivity
Diving air mixtures
Lighting
3
Where are the least reactive elements on the periodic table?
Nobel Gasses
Alkali Metals
Halogens
Transition Metals
4
Periodic Table: How many protons are found in an atom of fluorine?
19
28
9
10
5
What was the name of the rule John Newlands suggested?
Triads
Law of octave
Law of Threes
Measuring atomic weight
6
Periodic Trends
A
B
C
D
7
Which of these has a greater atomic radius: Li or Cs?
Cs
Li
8
The first Periodic Table was created by:
Dmitri Mendeleev
Amadeo Avogadro
Ernest Rutherford
Henry Mosely
9
Periodic Trends
C
D
A
B
10
The periodic law states that properties of elements are functions of their atomic
radii
masses
structures
numbers
11
John Dobereiner was one of the first people to organise elements how did he organise them?
The Periodic Table
Triads
Octets
Periods
12
How did Newland's
Law of Octaves
organise the periodic table?
He arranged the elements by type
He arranged the elements by size
He arranged the elements by mass
He arranged the elements by colour
13
Where does atomic radius increase on the periodic table?
Up and to the right
Down and to the left
Down and to the right
Up and to the left
14
Which of the following groups are a Johan Dobereiner triad?
Zn, U, Es
Na, Li, K
Mg, Ba, Ne
Cl2, Br2, He
15
Dobereiner organised the elements into...
triads
octaves
groups
periods
16
Group 1 on the Periodic Table is Know as the...
Alkali Metals
Halogens
Chalogens
Alkaline Earth Metals
17
A column on the periodic table is also know as a ________________
Row
Period
Group
Ally
18
On most periodic tables, the lanthanides and actinides appear
on the back
on a separate page
at the top
below the main portion
19
What group on the periodic table is made up of INERT Gases?
Alkaline Earth Metals
Alkali Metals
Noble Gases
Halogens
20
Using what you know about the periodic table's trends, which element is most similar to Carbon
Magnesium
Nitrogen
Boron
Silicon
21
Across a period in the periodic table, atomic radii generally
decrease, then increase
Decrease
increase, then decrease
increase
22
The rows on the periodic table are called...
families
rows
periods
groups
23
How many periods are there on the Periodic Table?
8
18
7
1
24
Why do elements in the same family have the same physical and chemical properties?
Similar number of neutrons
Similar electronegativites
Similar atom size
Similar electron configuration
25
Which of these has the greater atomic radius: K or Br?
Br
K
26
Periodic Trends
D
C
A
B
27
Which periodic table trends follow the same pattern?
Electronegativity and ionic radius
Electronegativity and ionization energy
Electronegativity and atomic radius
28
What element on the periodic table has the highest electronegativity?
Fluorine
Hydrogen
Helium
Francium
29
What was special about the second element in a Dobereiner Triad?
The mass was the average of the other 2
It was the largest of the three atoms
It never conducted electricity
It had properties of ther other 2 elements
30
Which branch of chemistry studies the elements and the compounds they form?
Descriptive chemistry
Analytical chemistry
Biochemistry
Organic chemistry
31
As you go across a period on the periodic table, the size of an atom will:
remain the same
decrease
increase
can't tell
32
What did Moseley contribution to the periodic table?
Detailed properties of the elements
Predicted missing elements
Provided the base to organize the elements on the table
Discovered atomic number
33
What periodic trend plays a major role in predicting how atoms combine chemically together?
Atomic size
Valence electrons
Electronegativity
Ionization energy
34
Which of these has the greater electronegativity: Na or Cl?
Cl
Na
35
What is the only metal that is a liquid at room temperature?
Potassium
Mercury
Gold
Silver
36
Across a period in the periodic table, ionization energy generally
remains constant
increases
decreases
decreases, then increases
37
What do the
group numbers
in the periodic table tell us?
Number of shells
Number of protons
Number of electrons in the outer shell
Number of electrons in total
38
What is Periodic Law?
periods and groups on periodic table
increasing atomic mass arrangement = pattern
increasing atomic # arrangement = pattern
39
Which element is the most reactive as well as the most electronegative?
Fluorine
Francium
Lithium
Hydrogen
40
Why was Newlands' table of elements called "periodic"?
similar properties occured at regular intervals
They were published in periodic science journals
It wasn't
His colleague suggested the name
41
How many years after Newlands did Mendeleev publish his periodic table?
3
2
5
4
42
What portion of the periodic table below is highlighted?
Lanthanides
Transition Metals
Nobel Gases
Nonmetals
43
Why did
Mendeleev
leave gaps in the periodic table?
Because all of the elements had not been discovered
Because he thought it gave more space
Because he thought there were elements that fit the pattern
Because he thought there needed to be gaps
44
Chlroine, bromine and iodine were another of Dobereiner's triads, what do they have in common?
They all have the same colour
They react quickly with group 1 metals
They are all found in molecules in the air
They are all shiny solids
45
Which of these has the greater ionic radius: Sn or I?
Sn
I
46
Periodic Trends
C
D
A
B
47
How was the first periodic table organized?
By Atomic Symbol
By Atomic Number
By Atomic Mass
By Energy
48
Which Scientist organized the periodic table by atomic number?
Henry Mosely
J.J. Thompson
Dimitri Mendeleev
Ernest Rutherford
49
How is the modern periodic table different from Newlands' and Mendeleev's?
It is organised by the number of neutrons
It is organised by atomic mass
It is organised by the properties of elements
It is organised by atomic number
50
What is the name of the family in group 17 of the periodic table?
Halogens
Alkali Metals
Alkaline Earth Metals
Nobel Gases
