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Vocabulary
Vocabulary 2
Periodic Table
Looking at Elements
Molecules (Future Info)
100
Neutral or uncharged particle
Neutron
100
The total number protons and neutrons in the nucleus
Atomic Mass
100
What is the top number on an element?
Atomic Number
100
2 He Helium 4.003 How many protons, neutrons, and electrons are there?
P=2 E=2 N=2.003
100
H2O is what? How many of each element makes up this substance?
Water with 2 hydrogen and 1 oxygen
200
Positively charged particle
Proton
200
A list of all discovered elements. Contains the atomic number and mass for each element
Periodic Table
200
What is the bottom number on the element?
Atomic Mass
200
49 In Indium 114.818 Protons, Neutrons, Electrons?
P=49 E=49 N=65.818
200
Methane is CH4. What are these elements and how many make up this substance?
Carbon and Hydrogen. 1 Carbon and 4 Hydrogens
300
The smallest basic unit of matter made up of particles
Atom
300
The total number of Protons in the nucleus (Also the number of electrons)
Atomic Number
300
How do you find the number of neutrons?
Take the atomic mass and subtract the atomic number
300
103 Lr Lawrencium 262 Protons, Electrons, Neutrons?
P=103 E=103 N=159
300
Ammonia is NH3. What are these elements and how many make up this substance?
Nitrogen and Hydrogen. 1 Nitrogen and 3 Hydrogen
400
Negatively charged particle
Electron
400
Atoms of the same element that have a different number of neutrons
Isotopes
400
Elements in a vertical column on the periodic table
Group
400
What is the simplest element on the periodic table and what other element is found in its Period?
Hydrogen and Helium is found in its period.
400
Sugar or Glucose is C6H12O6. What are these elements and how many are used to create this substance?
Carbon, Hydrogen, and Oxygen. 6 Carbon, 12 Hydrogen, and 6 Oxygen.
500
The combination of Protons and Neutrons. It is where the protons and neutrons are found.
Nucleus
500
Formed when an atom loses or gains one or more electrons
Ion
500
Elements in a horizontal row on the periodic table.
Period
500
15 P Phosphorous 30.974 What is the atomic number, atomic mass, symbol, name, protons, electrons, and neutrons?
15 30.974 P Phosphorous P=15 E=15 N=15.974
500
Sulfuric Acid is H2SO4. What are these elements and how many are used to create this substance?
Hydrogen, Sulfur, and Oxygen. 2 Hydrogen, 1 sulfur, and 4 oxygen.