What group do the alkaline earth metals make up?
Group 2
What does it mean if something is malleable?
It can be hammered or rolled into sheets.
What is the most common element in the human body?
Oxygen
What does it mean if a metal is ductile?
It means they can be drawn into wires.
What are the most reactive metals?
Alkali metals
What is the group of elements that are disconnected from the rest of the periodic table called?
Inner transition elements
Point out the noble gases on the periodic table
Far right on the table, 6 down
Why do pure samples of alkali metals have to be stored in oil?
To prevent reactions with water and oxygen in the air
What are elements that are usually gases or solids at room temperature?
Nonmetals
What percent of atoms in the universe are hydrogen?
90%
Characteristics of Metalloids (at least 2)
Some properties of metals, some properties of nonmetals, can form ionic bonds, can form covalent bonds
What are the coinage metals?
Copper, silver, and gold
What groups are the transition metals in on the periodic table?
Groups 3-12
What is it called when the nucleus breaks down and gives off particles and energy?
Radioactive element
Name three characteristics of metals
Shiny, malleable, ductile, good conductors of heat, good conductors of electricity
How many electrons are in the outer level of an alkaline earth metal?
2
Where can you find almost all of the nonmetals on the periodic table?
To the right of the stair-step line.
What is the first row of the inner transition elements called?
Lanthanide series
What is the one halogen that is not a nonmetal?
Astatine
What is the second row of the inner transition elements called?
Actinide series
what happens when an alkaline earth metal is combined with a nonmetal?
The electrons are given up, the alkaline earth metal becomes the positively charged ion in a compound
Name the halogen elements. (There’s 5)
Fluorine, chlorine, bromine, iodine, astatine
How many electrons are in the outer level of a halogen?
7
How many electrons are in the outer level of the nitrogen group?
5
How many electrons are in the outer level of the oxygen group?
6