IPC Test Reveiw
Card Set Information
IPC Test Reveiw
each inner energy level of an atom has a maximum number of____it can hold.
Dot diagrams are used to represent_____.
outer level electrons
Particals of matter that make up protons and neutrons are____.
A chemical symbol represents the ______ of an element.
horizontal rows of the periodic table are called____.
Atoms of the same element with different numbers of neutrons are called______.
A partical that moves around the nucleus is a a(n)_____.
elements that are gases, are brittle, and are poor conductors at room temperature are ___.
A______is used to acclerate protons in the study of subatomic particals.
A certain atom has 26 protons, 26 electrons, and 30 neutrons. Its mass number is_____.
At room temperature, most metals are___.
The process by wich solid iodine particals change directly to gas without first becoming a liqid is called____.
Elements that form salts by combining with metals are___.
Substances that conduct an electric current only under certain conditions are most likley to be____.
Different forms of the same element that have different properties becouse of different atom arangments are called___.
An allotrope of carbon that is soft and can be used as a lubricant is____.
An allotrope of carbon that is hard and is often used in jewelry is____.
Hydrogen is grouped with alkali metals becouse it____.
has one electron on its outer energy level.
A chemical family whose members exist as reactive diatomic molecules in the gaseus phase is the_____.
When hydrogen reacts with the active metals, it forms a chemical bond by____.
gaining one electron
The elements in group 3 through 12 of the periodic table are the ___.
A family of elements that has two electrons in its outer energy level is the____.
alkline earth elements
Metals can be used as wire becouse they are____.
Elements in wich the outer electrons are NOT held tightly are most likley to form______bonds.
Bromine is the only halogen and nonmetal that is normally a________.
The only metal that is a liquid at room temperature is_____.
A synthetic element that is used in smoke detectors is_____.
All synthetic elements are____.
Cobolt, iron, and nickle are known as the_____triad.
Three transition elements in group 12 of the periodic table are____.
mercury, zinc, and cadmium
Any element with an atomic number greater than that of uranium is a a(n)____.
The noble gases are in____.
elements that lie along the stair-step line of the periodic table are____.
The appearance of solid metals can be decribed as____.
A family of elements that contains the most reactive metals is the___.
Radioactive elements compermise a majority of the____.
Explain why noble gases are stable.
They are stable becouse outermost energy level is full.
Compare the masses of protons, elctrons, and neutrons.
mass of p-1
mass of e-0
mass of n-1
Give the name for each element:
Wich metal is founded in the largest amount in the human body?
alkaline earth metal