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Periodic Table
Ionic/Covalent Compounds
Phases of Matter
Law Conservation Matter
Nuclear Chemestry
100
Iron
What is the name if this compound. Fe
100
Nonmetal to nonmetal
What is the element covalent bonds form from
100
Melting
What is it called when a solid turns into a liquid?
100
No
What is the answer to this question? Is this balanced? Al + O2 → 2Al2O3
100
147
What is the amount of neutrons that uranium-239 has?
200
Groups
What is the name of the vertical columns
200
Metal to nonmetal
What is the element that ionic bonds form from?
200
Condensation
What is is called when a gas changes into a liquid?
200
No
What is the answer to this question? Is this balanced? 2HgO → 2Hg + O2
200
The amount of time it takes for half the nuclei in a sample of the isotope to decay
What is Half-Life?
300
7
What is the amount of the periods in a periodic table
300
Three
What is the amount of atoms in FeO2?
300
Sublimination
What is it called when a solid changes directly into a gas?
300
matter is neither created nor destroyed
What is is law of conservation stating?
300
42He
What is the symbol for an alpha particle?
400
platinum
What is the name of the element with 78 protons
400
One
What is the amount of electrons that chlorine need to have a full outer shell?
400
Solid, liquid, and gas
What are the 3 states of Matter?
400
Within a closed system, mass does not change
What is the law of conservation of mass?
400
Gamma
What type of decay does not change the element or the mass?
500
What is the group with the most highly reactive metals
What is the group with the most highly reactive metals
500
Ion
What is the name of a charged particle?
500
A gas
What does water turn into when it’s boiling?
500
Mass is never created or destroyed
What is the Law of Conservation of mass?
500
positron emission
What is the type of nuclear decay emits a positive electron from the nucleus of an atom