2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt The Atom Periodic Organization Metals Nonmetals & Metalloids Random Goodies of Science
This is the center and control center of the atom.
What is the nucleus?
This is the value with which the first periodic table was organized.
What is atomic mass?
These charged particles are the furthest atomic parts from the nucleus.
What are valence electrons?
The number of these atomic particles in the nucleus can cause radioactivity.
What are neutrons?
The mass of protons and neutrons are very small and need this tool in order to be measured.
What is the atomic mass unit?
This element has a family of its own.
What is hydrogen?
Mendeleev used this to organize the first periodic table.
What is the atomic mass?
These are the horizontal arrangements on the periodic table.
What are periods?
Elements in groups or families have the number of this atomic particle in common.
What are valence electrons?
These are the four pieces of information found in each square on the periodic table.
What are the atomic mass, the atomic number, the element symbol, and the element name?
These are the properties that classify an element as a metal.
What are hardness, shininess, malleability, and ductility.
This is a mixture of metals.
What is an alloy?
This process is where oxygen can cause metal to wear away and flake off.
What is corrosion?
This is a family of highly reactive metals found in group #1 of the periodic table.
What are the alkali metals?
After this rare earth element the remainder of the family’s elements are man made.
What is uranium or element #92?
This is the name of the family from group number 16.
What is the oxygen family?
This family contains an element that is included in the chemical make-up of all living things.
What is the carbon family?
These elements have some properties of both metals and nonmetals.
What are metalloids?
This is the number of nonmetals found on the periodic table.
What is 17?
This is the name for the formation of molecules by two identical atoms.
What are diatomic molecules?
In this state of matter, atoms are stripped of their nuclei.
What is plasma?
The atomic nuclei combine to form a larger nucleus during this process.
What is a nuclear fusion?
These are the two metals that combine to form a mixture called bronze.
What are copper and tin?
Iron is a part of this large molecule in human blood.
What is hemoglobin?
These are the reason why neon is such a stable element.
What are 8 valance electrons?