Atoms
Compounds
Draw an Element
Determine P, N, E
Vocabulary
100
The letter or letters that represent an element.
What is the atomic symbol?
100
CO2(subscript 2) is the chemical formula for this compound.
What is carbon dioxide?
100
Draw helium.
What is (see drawing) atomic number 2, atomic mass 4
100
This is how many protons, neutrons, and electrons Lithium has.
What is P = 3, N = 4, E = 3
100
This makes up all matter.
What are an atoms?
200
All the atoms in an element are this.
What is the same?
200
This is how many and what atoms are in a water molecule.
What are two hydrogen atoms and one oxygen atom?
200
Draw carbon.
What is (see drawing) atomic number 6, atomic mass 12
200
This is how many protons, neutrons, and electrons carbon has.
What is P = 6, N = 6, E = 6?
200
The central part of an atom.
What is the nucleus?
300
This represents the number of protons in the nucleus.
What is the atomic number?
300
This is the chemical formula for the compound of table salt.
What is NaCl?
300
Draw boron.
What is (see drawing) atomic number 5, atomic mass 11
300
This is how many protons, neutrons, and electrons cobalt has.
What is P = 27, N = 32, E = 27?
300
Matter is not created or destroyed, it just changes form.
What is the law of conservation of matter?
400
These are the charges of subatomic particles.
What is a proton is positive, a neutron is neutral, and an electron is negative?
400
H2O2.
What is hydrogen peroxide?
400
Draw gallium.
What is (see drawing) atomic number 31, atomic mass 70
400
This is how many protons, neutrons, and electrons Argon has.
What is P = 18, N = 22, E = 18?
400
The process by which gas turns into a solid.
What is deposition?
500
This is how to find out how many electrons in each energy level.
What is two times n squared where n is the energy level?
500
This is the difference between Al2O3 Aluminum Oxide and Al(OH)3 Aluminum Hydroxide.
What is Al2O3 has 2 aluminum atoms and 3 oxygen atoms and Al(OH)3 has one aluminum, 3 oxygens and 3 hydrogens?
500
Draw vanadium.
What is (see drawing) atomic number 23, atomic mass 51
500
This is how many protons, neutrons, and electrons radon has.
What is P = 86, N = 136, E = 86?
500
This is the definition of a compound.
What is two or more elements combine to create a new substance?
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