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The Periodic Table Flashcards | StudBud
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The Periodic Table
The Periodic Table
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Periodic Table Review
Flashcards
28 cards
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Questions
28
Answers
1
Which elements are in the same period?
N and O
O and S
N and P
F and Cl
2
In a modern periodic table, elements are arranged in order of?
number of isotopes
atomic mass
number of neutrons
atomic number
3
A Russian chemist who organized the elements and predicted the properties of unknown elements.
Bohr
Rutherford
Enstein
Mendeleev
4
Which group on the periodic table does not react with other elements?
Alkaline Earth Metals
metals
Noble Gases
Halogens
5
Radioactive elements...
loose parts of the nucleus
have low atomic numbers
are all synthetic
give off radio signals
6
The most important thing about the semimetals is that they...
are shiny and hard
don't react with other elements
are semiconductors
are metal-like
7
The properties of nonmetals are opposite of the
semimetals
noble gases
metals
8
Most of the atoms in the universe are...
oxygen
nitrogen
hydrogen
carbon
9
Most of the elements on the periodic table are
Gases
Non-metals
Metals
Liquids
10
Which elements are in the same group/family of the periodic table?
Li and Be
Na and H
K and Ca
Na and Mg
11
Flammability, corrosion, and reactivity are...
chemical properties
physical properties
12
Elements in the same group have similar properties. Which two elements are the most similar?
K and Na
K and Cl
K and Ca
K and S
13
Most elements are found pure in nature (They are NOT found in compounds).
False
True
14
If something is a poor conductor of electricity, is brittle, and dull, then it is probably...
a metal
a nonmetal
a semimetal
a noble gas
15
Natural elements are
not man made.
organic
made in particle accelerators
16
A semiconductor conducts electricity...
only if under water
excellently
poorly
under certain conditions
17
They have low melting points, which explains why many of them are gases at room temperature.
nonmetals
metals
semimetals
18
This class of elements are found on the zig-zag line.
nonmetals
semimetals
metals
19
Synthetic elements are made in...
test tubes
factories
particle accelerators
medical labs
20
The tiniest atom, but the most abundant element.
carbon
helium
hydrogen
natural elements
21
Metals have __ melting points.
low
medium
high
22
If an object is shiny, malleable, ductile, magnetic, and a good conductor, it's probably...
semimetal
metalloid
metal
nonmetal
23
Which element has similar chemical properties as the element below?
Carbon
Phosphorus
Sulfur
Nitrogen
24
Has the properties of both metals and nonmetals.
hybrids
semimetals
noble gases
lanthanides
25
In what direction do periods on the periodic table go?
left and right <--->
up and down ^
26
Malleability, ductility,luster, and magnetism are all...
chemical properties
physical properties
27
Which element is pictured below?
Nitrogen
Oxygen
Helium
Neon
28
In which direction do groups go on the periodic table?
horizontal ---->
vertical ^
