Atom Structure
Periodic Table
Chemical Reactions
Periodic Table Bingo
Miscellaneous
100
The two particles inside the nucleus.
What is protons and neutrons
100
The columns in a periodic table
What are groups or families
100
The number of atoms of reactants have to equal the number of atoms of ______.
What are products
100
Period 1, group 1
What is hydrogen
100
An atom with an overall charge of -2 has gained these
What are two electrons
200
The particle with a neutral charge.
What is a neutron
200
The atomic number tells you how many of these there are in an atom of an element
What is protons
200
If a product of a chemical reaction loses mass, then what was created by the reaction?
What is a gas
200
Halogen in period 5
What is iodine
200
The number of neutrons in an atom of Technitium
What is 55
300
Where most of the mass of an atom is located
What is the nucleus
300
Noble gases have this many valence electrons
What is 8
300
Atoms make bonds with one another by gaining, losing or sharing these
What are valence electrons
300
The element with 78 protons
What is platinum
300
The place in the atom where electrons are found
What is electron cloud or orbitals or energy levels
400
Most of the atom's volume is made up of this
What is empty space
400
Atomic mass is calculated by adding these
What protons and neutrons
400
An exothermic reaction gives off _____.
What is heat
400
The metalloid in period 2
What is boron
400
The particle with a mass so small it is NOT included in calculating atomic mass
What is electron
500
In most atoms, the charge is neutral, which means it has the same number of these two particles
What are protons and neutrons
500
The reactivity of an element depends on these
What are valence electrons
500
In a molecule of water, how many oxygen atoms are there?
What is 1
500
The number of neutrons in Fermium
What is 157
500
The scientist who fired alpha particles at gold foil and realized that atoms were mostly empty space
Who is Rutherford
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