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Atoms, Elements, Reactions, Periodic Table
Atoms, Elements, Reactions, Periodic Table
Atoms, Elements, Reactions, Periodic Table
Atoms, Elements, Reactions, Periodic Table
Atoms, Elements, Reactions, Periodic Table
100
The location of protons and neutrons in an atom.
What is the nucleus.
100
The Periodic Table lists and organizes these.
What is elements.
100
The electrons on the outermost energy level.
What is valence electrons.
100
The subatomic particle that contributes no electrical charge.
What is the neutron
100
Small number in a chemical formula that indicates the number of atoms of ONLY the element directly to the left.
What is subscript.
200
Good conductors of heat and electricity
What is metals
200
Atoms are not gained or lost they are only rearranged.
What is the law of conservation of mass.
200
APE
What is Atomic #=Protons=Electrons
200
How to determine the number of neutrons in an element.
What is mass number minus atomic number
200
What the period number is equal to.
What is the number of electron shells.
300
Non-malleable with little to no luster or conductivity
What is non-metals
300
Determines the reactivity of an atom/element
What is valence electrons.
300
Group Number =
What is Number of Valence Electrons
300
Location of most reactive elements.
What is Left side of the Periodic Table
300
Total number of atoms in carbon dioxide (CO2)
What is 3
400
Left side of a chemical equation
What is reactants
400
When a chemical equation has the same number of atoms of EACH ELEMENT on both the reactant and product side.
What is a balanced equation
400
Current model of the location of electrons in an atom.
What is Electron Cloud Model
400
Number of neutrons in Beryllium.
What is 5
400
Definition of an atom
What is the smallest part of an element that still retains its properties.
500
Cu2S + O2 -----> 2Cu + SO2 Number of atoms of Copper (Cu) on each side of the equation.
What is 2
500
Significance of Noble Gases
What is they have a full valence shell (8 electrons) and are practically non-reactive.
500
Lewis Structure
What is Element Symbol and Valence Electrons
500
Most reactive FAMILY on the periodic table
What is Alkali Metals