Which of the following tells the physical state of an element at room temperature?

the color of the chemical symbol

Transition metals are

good conductors of thermal energy

Periodic law states that

properties of elements change periodically

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8th Grade Physical Science: Chapter 12, The Periodic Table

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Periodic Table

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Questions 15

Answers

1
Which of the following tells the physical state of an element at room temperature?
the element name
the atomic number
the color of the chemical symbol
the atomic mass
2
The horizontal row on the periodic table is called a(n)
group
atomic number
period
family
3
When a halogen reacts with a metal, what is formed?
a compound
a nonmetal
an electron
a salt
4
Most metals are
dull
bad conductors of heat & electricity
not malleable
solid at room temperature
5
The groups of elements that do not have individual names are called the
alkaline earth metals
transition metals
nonmetals
alkali metals
6
The number at the top is the
chemical symbol
atomic mass
atomic number
element name
7
Most of the elements in the periodic table are
metals
nonmetals
metalloids
8
Transition metals are
used to make aluminum
good conductors of thermal energy
not good conductors of electric current
more reactive than alkali metals
9
Each vertical column on the periodic table is called a(n)
element
period
group
property
10
Periodic means
happening very rarely
happening frequently
happening 3-4 times a year
happening at regular intervals
11
The number beneath carbon indicates the
atomic mass
atomic number
chemical symbol
element name
12
Periodic law states that
some elements only stay in liquid states for short periods
properties of elements change periodically
mercury is liquid at room temperature
elements are either gases, solids, or liquids
13
The elements to the right of the zigzag line on the table are called
metalloids
nonmetals
metals
conductors
14
Which of the following is a property of alkali metals?
They have few uses
They are stored in water
They are very reactive
They are so hard they cannot be cut
15
Mendeleev arranged the elements by
density
increasing atomic mass
appearance
melting point

8th Grade Physical Science: Chapter 12, The Periodic Table Flashcards | StudBud