Subatomic Particles
Counting Atoms
Element Boxes
Bohr Models
Periodicity
100
This subatomic particle has a positive charge
What is a proton?
100
The number of elements present in CH4
What is 2?
100
The number of protons in Chlorine
What is 17?
100
This is a picture of a Bohr Model of Oxygen
100
The collection of 118 natural and synthetic elements
What is the periodic table of elements?
200
This subatomic particle has a negative charge
What is an electron?
200
The capital letter or capital and lowercase letters in a molecular formula
What are elements?
200
The number of neutrons in Fluorine
What is 10?
200
This is a Bohr model of Phosphorous
200
Elements that are shiny, brittle, and semiconductors
Semimetals/Metalloids
300
It is neutral and located in the nucleus
What is a neutron?
300
The number of total atoms in 2C6H12O6
What is 48?
300
The number of electrons in Nitrogen
What is 7?
300
The number of electrons that can fit into the first orbital/electron shell
What is 2?
300
Elements in the same group have the same number of these
What are valence electrons
400
The mass of a neutron
What is 1 amu?
400
This determines the number of atoms of an element present in one molecule
What is the subscript?
400
The part of an element box that describes the number of protons
What is the atomic number?
400
The number of valence electrons seen in the following Bohr Model
What is 5?
400
The directions that protons increase
What is left to right and top to bottom
500
Change the number of these subatomic particles changes the type of element
What are protons?
500
The number of atoms present in the reactants (italics) side of the following chemical equation
P4O10 + 6H2O -> 4H3PO4
What is 32?
500
This must be done to the atomic mass before calculating the number of neutrons
What is rounded to the nearest whole number?
500
The error seen in the Bohr: Original Model
What is the first orbital having too many electrons?
500
This family of elements are shiny, malleable, and highly reactive
What are alkali metals?