Periodic Table 1
What is cation?
Provides an atom's negative charge and is used for chemical bonds.
What is an electron?
The atomic number tells you
What is the number of protons (and electrons) an atom of an element has?
The subatomic particle with a positive charge.
What is a proton?
A subatomic particle with no charge.
What is a neutron?
The location of protons and neutrons.
What is inside the nucleus?
Group of nonmetals that are nonreactive.
What are Noble Gases?
Tiny particles that make up all matter.
What are atoms?
Found along a zigzag line on the periodic table.
What are metalloids?
The location of electrons.
What is outside the nucleus?
Atomic Mass - Atomic Number
What is the formula for finding the neutrons of an atom?
Increases from Left to Right and Top to Bottom on the Periodic table.
What is atomic number?
The number of periods on the periodic table.
What is 7?
The number of groups on the periodic table.
What is 18?
Elements in same group the share similar _____.
What is properties?
The element in group 15 and period 4
What is Antimony?
The modern periodic table is organized according to this.
What are by increasing atomic number?
Elements in group 1 that are extremely reactive.
What are alkali metals?
Group of nonmetals that are extremely dangerous and reactive.
What is Halogens?
Located on the right side of the zigzag line.
What are nonmetals?
These are the properties of nonmetals.
What are brittleness, low boiling/melting points, dull, not ductile or malleable, poor conductors?
These are the properties of metals.
What are conductivity, high melting points, most are solids at room temperature, shiny, ductile, and malleable?
The majority of the elements on the periodic table are this.
What are metals?
The element with 77 protons
What is Iridium?
The three classes of elements.
What are metals, metalloids, and nonmetals?