Atomic Particles
Trends
Elements
Groups
Atomic Math
100
The charge a proton has
What is positive?
100
What happens to the reactivity of the elements as you move from left to right across the periodic table?
The reactivity decreases.
100
Only metal that is a liquid at room temperature
What is Mercury?
100
Located next to the zig-zag line; have properties of both metals and nonmetals.
What are the metalloids?
100
Average mass\weight of one atom of an element
What is the Atomic Mass?
200
The charge an electron has
What is negative?
200
What happens to the number of valence electrons as you move down Group 1 in the periodic table?
The number of valence electrons stays the same.
200
Element composed of one proton and one electron
What is Hydrogen?
200
Most reactive group of elements on the periodic table.
What are the Alkali metals?
200
Equals the number of protons in the nucleus
What is the Atomic Number?
300
The particles located in the nucleus of an atom
What are protons and neutrons?
300
Location of metals on the periodic table
What is to the left of the zig-zag line?
300
Another name given to Lanthanides and Actinides
What is the Rare Earth Elements?
300
Completely composed of nonmetals; generally stable and unreactive.
What are the noble gases?
300
An element has an Atomic Number of 5 and an Atomic Mass of 11. How many neutrons does the element have?
What is 6?
400
Particles located in energy levels around the nucleus of an atom
What are electrons?
400
Location of the nonmetals on the periodic table
What is to the right of the zig-zag line?
400
The two elements that chemically combine to form ordinary table salt
What are Sodium and Chlorine?
400
Located at the bottom of the periodic table for convenience
What are the Lanthanides and Actinides (or Rare Earth Elements)?
400
Carbon has 4 valence electrons. How many bonds can Carbon form?
What is 4?
500
Electrons located farthest form the nucleus that are responsible for bonding
What are valence electrons?
500
What happens to the number of valence electrons as you move from left to right across the periodic table?
The number of valence electrons increases.
500
The element with the chemical symbol Au; used to make jewelry.
What is Gold?
500
The name given to Groups 3 through 12 of the periodic table; contains gold, iron, and copper.
What is the Transition Metals?
500
An element has an Atomic Number of 27 and an Atomic Mass of 59. How many protons and electrons does the element have?
What is 27 protons and 27 electrons?
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