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Atoms
Periodic table
Reactions
Reactivity
Mystery
100
The number given of the combination of proton mass and neutron mass in an atom.
What is Atomic mass?
100
The elements that are malleable and ductile.
What is Metals?
100
The number of atoms found in H2O.
What is 3 atoms?
100
The most reactive metal group.
What is Group 1?
100
The law that states that the mass of the reactants has the equal the mass of the products.
What is The law of conservation of mass?
200
The identity of an atom.
What is Protons?
200
The rows in the periodic table are called
What is periods ?
200
A substance that has changed their state of matter or dissolved has undergone a
What is physical change?
200
The most reactive nonmetal group.
What is Group 17?
200
All the elements common in organic compounds.
What is Carbon, hydrogen, oxygen, phosphorus and sulfur?
300
The charges of a proton, neutron and electron (in order).
What is Positive, neutral and negative?
300
The elements that have the same chemical properties and reactivity are found in the same.
What is Groups?
300
A substance that has increased temperature and formed a precipitate as undergone a
What is chemical change?
300
The reason why Neon is an element that is non-reactive.
What is full valence electron shell?
300
The small number that follows an element or a compound.
What is Subscript?
400
The charge of an atoms nucleus is always.
What is Positive?
400
The numbers found in each element square are. (Two)
What is atomic mass and atomic number?
400
The parts of a chemical equation (three)
What is reactants, arrow and products?
400
An element that has lost or gained electrons.
What is Ion?
400
The number of elements found in CH3OOCH.
What is 3 elements ?
500
When an atom bonds with another atom these are shared or given up.
What is Valence electrons?
500
The two most reactive groups in the periodic table that react together.
What is Groups 1 and 17?
500
If an equation is unbalanced, this number can be added to balance the equation.
What is coefficient?
500
An element that has equal number of protons and electrons has now lost 2 protons. That elements charge is now (with number)
What is negative 2?
500
Number of atoms found in Al2(PO4)3
What is 17 atoms?