Acids and Bases
Chemical Reactions
Ions, Molecules, and Compounds
Matter and the Periodic Table
Classifying Chemical Reactions
100
Substance less than 7 on the pH scale
What is an acid?
100
The transformation of one or more substances into new substances with different properties
what is a chemical change?
100
An element that can form an ion in more than one way.
What is a multivalent element?
100
The number of protons in an atom.
What is an atom's atomic number?
100
The 6 different types of chemical reactions
What are Synthesis, Decomposition, Single displacement, Double displacement, combustion, neutralization?
200
Hydrofluoric acid’s chemical formula
What is HF’s chemical formula?
200
Skeleton equations, word equations, and balanced equations
What are the three types of chemical equations?
200
Crystals.
What physical formation do ionic compounds take?
200
Compounds and elements.
What are the two types of pure substances?
200
AB → A + B
what is the chemical equation for decomposition
300
A reaction that produces Salt + Water
What is neutralization?
300
Change in colour, odour, temperature, and the formation of a precipitate
What are the main signs of a chemical change?
300
Tetra.
What is the prefix for 4 in covalent compounds?
300
A mixture in which different parts are visibly distinguishable?
What is a heterogeneous mixture?
300
A series of elements often used to predict single displacement reactions
What is the Activity Series?
400
Dissolve in water, conduct electricity in aqueous solution, can irritate or burn skin
What are 3 similarities between acids and bases?
400
The common anagram for the natural diatomic elements
What is BrINClHOF?
400
They generally have oxygen in them.
What is a common trait among polyatomic ions?
400
The type of subatomic that orbits the nucleus.
What is an electron?
400
The fuel in a combustion reaction
what are hydrocarbons?
500
An insoluble compound formed by Neutralization
What is a precipitate?
500
In a chemical reaction, the total mass of the reactants is equal to the total mass of the products
What is the law of conservation of mass?
500
Ionic compounds
What is formed when metals and non-metals are combined?
500
The symbol for Roentgenium
What is Rg?
500
A device that separates substances using electrolysis
What is the Hoffman apparatus?
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