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Chemical Formulas
APE MAN
Counting Atoms
Periodic Table
Subatomic Particles
100
Of the following, these are elements: Na, LiF, H2O, NaCl, Ca2, O, Li, MnO2, Mn
What are Na, Ca2, O, Li, Mn?
100
Two elements with the same number of valence electrons will be found in the same this.
What is group?
100
This is the number of Hydrogen atoms in 3H2O4.
What is 6?
100
Bromine (atomic number 35) has this many electrons.
What is 35?
100
These are the two subatomic particles found in the nucelus.
What is protons and neutrons?
200
These are the 5 indicators of a chemical change.
What are Color, Gas, Light, Temperature, and Precipitate.
200
Elements are organized on the PT by increasing this.
What is protons, atomic number, or atomic mass.
200
This is the part of the atom that determines its identity.
What are protons?
200
Aluminum (atomic number 13) has this many valence electrons.
What is 3?
200
This states that "Matter cannot be created or destroyed."
What is Law of Conservation of Mass?
300
This element must be present for a compound to be considered organic.
What is Carbon?
300
Atomic number is equal to the number of these two subatomic particles.
What are protons and electrons.
300
This is the number of Carbon atoms in the compound Sr3(CO4)2.
What is 2.
300
This element is found in period 4 and group 18.
What is Krypton?
300
The horizontal rows on the PT are known as these.
What are periods?
400
Out of the following, these are organic: CaO, CO2 PO4 CH4, NaCl, H2O
What is CO2 and CH4?
400
If the combined mass of the products in a chemical reaction is equal to 22.5g, then this must be the mass of the reactants.
What is 22.5g?
400
This is the name for a substance that cannot be separated such as H2O.
What is compound?
400
This element has an atomic mass of 65.38.
What is Zinc?
400
This is the charge that neutrons have.
What is neutral (0)?
500
The substances that go into a chemical formula to make the product are called-
What are reactants?
500
Titanium (Ti) has an atomic mass of 47.867. How many protons and electrons does it have?
What is 22?
500
This is the part of the atom that determines its chemical properties.
What are valence electrons?
500
The elements that are NONREACTIVE in group 18 are called ____ gases.
What is Noble?
500
This is the name of the particles that are found in the outermost shell.
What is valence electrons?