The Periodic Table
Elements
Chemical Bonds
The Atom
Grab Bag
100
Russian chemist known as the "Father of the Periodic Table"
Who is Mendeleev?
100
The lightest element.
What is hydrogen?
100
The electrons are involved in chemical bonds.
What are valence electrons?
100
The positively charged particle in an atom.
What is a proton?
100
This is formed when an atom gains or loses electons.
What is an ion?
200
The rows on the Periodic Table.
What are periods?
200
What elements are made up of.
What are atoms?
200
Bonds formed when electrons are transferred between atoms.
What are ionic bonds?
200
Protons and neutrons are located here.
What is the nucleus?
200
Metals are good conductors; nonmetals are called this.
What are insulators?
300
How elements on the periodic table are arranged.
What is increasing atomic number?
300
The only metal that is liquid at room temperature.
What is mercury (Hg)?
300
Type of bond formed when atoms share electrons.
What are covalent bonds?
300
Negatively charged particles.
What are electrons?
300
Carbon-12 and Carbon-13 are examples of this.
What are isotopes?
400
Average Mass of all isotopes of an element.
What is atomic weight?
400
This group of elements is least reactive.
What are the Noble Gases?
400
Draw a Lewis structure for Helium.
. He .
400
An atom at its lowest energy state.
What is ground state?
400
Pattern of colors produces by an element.
What is a spectrum?
500
The columns on the periodic table.
What are groups?
500
These elements have properties of metals and non-metals.
What are metalloids?
500
A group of atoms joined by a covalent bond.
What is a molecule?
500
An atom with an unstable nucleus is called this.
What is radioactive?
500
A solid mixture of metals.
What is an alloy?
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