Types of Elements
Groups/Families
Looking at the Periodic Table
Random 1
Random 2
100
Manganese is a ________ at room temperature. a. solid b. liquid c. gas
a. solid
100
The name of the family of elements in group 2 is __________
The Alkaline Earth Metals
100
How many periods does the periodic table have?
seven periods
100
List the nonmetals in group 5A
Nitrogen and Phosphorus
100
In the modern periodic table, elements are arranged in order of:
atomic number
200
Elements are poor conductors of electricity and heat: a. metals b. nonmetals c. metalloids
b. nonmetals
200
The most reactive metals belong to which family?
The Alkali Metals
200
Which group includes elements which are all gases at room temperature?
Group 8A (18 or Noble Gases)
200
Which element is the most reactive of ALL of the elements on the periodic table?
FLUORINE
200
Mendeleev arranged the elements in his periodic table in order of:
increasing mass
300
Francium is a: a. noble gas b. halogen c. alkaline earth metal d. alkali metal
alkali metal
300
The most reactive NONMETALS are ___________
The Halogens
300
Which two elements are liquids at room temperature?
Mercury and Bromine
300
Which group, is the only group on the Periodic Table to include solids, liquids, and gases at room temperature?
Group 7A (or 17 or Halogens)
300
True or False: Mendeleev's periodic table could be used to predict other elements.
True
400
At room temperature, Xenon is a a. gas b. solid c. liquid
a. gas
400
What is the name of the family for group 5A on the periodic table?
The Nitrogen Family
400
Which type of elements are along the "staircase" area of the periodic table?
Metalloids
400
Construct the Lewis Dot Structure for Helium
*draw on board
400
Construct the Lewis Dot Structure for Oxygen
*draw on board
500
Metals, nonmetals, gases, and earths, are the categories that this scientist grouped the elements into.
Antoine Lavoisier
500
What are two words which could be used to describe the noble gases?
colorless, odorless, or unreactive
500
How many groups are included within the section of the Periodic Table which is referred to as the Transition Metals.
ten
500
When moving DOWN the periodic table, the Alkali Metals become a. more reactive b. less reactive c. do not change in reactivity
a. more reactive
500
The atomic mass listed on the periodic table is the average of the ____________ of that element, which exist in nature.
isotopes
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