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Elements & the periodic table Flashcards | StudBud
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Elements & the periodic table
Elements & the periodic table
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Answers
1
Which group contains the most elements
metalloids
metals
lathanides
nonmetals
2
What group is oxygen in?
15
8
2
16
3
What particle has no charge?
scones
electron
neutron
proton
4
What element would never be used as electrical wiring?
Copper
Sulfur
5
In an atom, the number of protons equals the number of
nuclei
neutrons
electrons
isotopes
6
Anything that has mass and takes up space
heterogenouse mixture
energy
homogenous mixture
matter
7
An element's properties can be predicted from it's
location on the periodic table
number of neutrons
atomic mass
number of isotopes
8
Having a bonfire is an example of what type of change?
Physical
Chemical
9
Ice melting into liquid water is an example of what type of change?
Physical
Chemical
10
All of the following are physical properties of metals besides what?
Malleable
Shiny
Good Conductors
Brittle
11
Fluorine, chlorine and bromine are part of the most reactive nonmetal family which is the
alkali metals
halogens
noble gases
metalloids
12
Elements in a column or group of the periodic table
are in the same period
have the same chemical symbols
have the same atomic mass
have similar properties
13
The particles that have a negative charge in the atom are called what?
neutrons
protons
electrons
nucleus
14
Ductility is
none of these answers
the ability to conduct electricity
the ability to be drawn into a wire
the ability to be shaped
15
What charge do protons have?
Positive
Neutral or no charge
Negative
16
What period is oxygen in?
15
2
16
8
17
Most metals are NOT
ductile
liquid at room temperature
malleable
good conductors of heat and electricity
18
Horizontal rows in the periodic table are known as what?
families
periods
groups
none of the above
19
How many electrons does oxygen have?
8
15.9994
7
None of these answers
20
The most reactive group of metals is:
Alkaline Earth metals
Alkali metals
transition metals
Noble gases
21
What info indicates the number of protons in an atom
the element's atomic number
the position of the element in its column
the chemical symbol
the element's atomic mass
22
How old is Mr. Ingman?
25
34
none of the above
30
23
Substances that CANNOT be broken down chemically into other substances are called
solutions
compounds
mixtures
elements
24
What group of elements shares characteristics of properties with metals and nonmetals
metalloids
lanthanides
salts
halogens
25
What is Mr. Ingman's twin brothers name?
Moe
Lenny
Nick
Kenny
26
In the periodic table, 2nd most reactive group of metals are found
In periods 6 and 7 at the bottom
In groups 13 through 16 in the center
In group 2
In period 2
27
If a material can be pulled out, or drawn, into a long wire it is said to be
malleable
liquid
conductive
ductile
28
What element is this representing?
Oxygen
Helium
Hydrogen
Lithium
29
The periodic table is put in order according to what?
atomic mass
chemical symbol
atomic number
number of protons and electrons
30
The elements that do not react very easily are called
the carbon family
metals
noble gases
halogens
