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WorksheetsElement Sym. and Type element M,NM.M
Total questions: 151
Worksheet time: 3hrs 16mins
The vertical (up and down) columns in the Periodic Table are called
groups
towers
periods
atomic numbers
The horizontal (side to side) rows in the Periodic Table are called
groups
families
periods
atomic numbers
The elements located to the left of the stair-step
Metals
Nonmetals
Metalloids
Gases
Elements that are normally in a gas form, that are dull, brittle, and poor conductors
Metals
Nonmetals
Metalloids
Solids
The elements located along the stair-step
Metals
Nonmetals
Metalloids
The word “luster” refers to which property of matter?
The ability to conduct electrical or thermal energy
Capable of being drawn out into thin wires
The way a surface appears when it reflects light
Suitable for being shaped by beating or rolling
One property of nonmetals is that it they are good conductors of electricity.
true
false
All of the following would classify an element as a metal except?
Dull
Luster
Malleable
Ductile
Which notation represents a molecule of an element?
CO
H2
HI
H2O
Fe3O4
C13H9N
H2O
How many types of elements are in this compound?
1
2
3
4
Water ( H2O) is a compound because-
it is made of two different elements
useful to humans
a gas at room temperature
given off by plants
Which contains only CHEMICAL changes (new substance formed or cannot be undone)?
Silver spoon tarnish
Leaves change color
Water separating into hydrogen and oxygen
Ice melting
Sugar Cube dissolving
Paper tearing
Dry ice goes from solid to liquid
Your breath condensing on a window
Glass breaking
Mixing flour, salt, and sugar
Sanding wood
Grinding something into powder
CO + H2O > CO2 + H2
Which substance represented in this equation is classified as an ELEMENT?
CO
H2O
CO2
H2
Carbon (C) is considered an element while Carbon Dioxide (CO2) is considered a compound. That is because Carbon Dioxide is -
a gas
made of two elements
given off by plants
useful to us
H2O
O2
The chemical symbol for water is H2O.
True
False
What is the atomic number of Carbon?
6
12.01
18
20
C, Fe, He, and Na are the elements' __.
abbreviations
formulas
symbols
short cuts
Which element is Na?
neon
sodium
nitrogen
natrium
Which element is Na?
neon
sodium
nitrogen
natrium
Which element is Na?
neon
sodium
nitrogen
natrium
What is atomic number of CO2 on Periodic Table?
CO2 is not on the Periodic Table since it is a compound
119
1
22
How many elements are identified on a Periodic Table?
hundreds
1000
118
50
