Chemical Formulas
Chemical Reactions
Random Stuff
Chemical Properties/Laws
Straight up Vocab.
100
The 2 in 6H20.
What is a subscript?
100
A reaction that gives off light and heat.
What is an exothermic reaction?
100
Production of odor, change in temperature, change in color, Formation of bubbles and/or solids, gas given off, surface changes....
What are signs of a chemical reaction?
100
The ability of a substance to burn.
What is combustibility?
100
The ability of a substance to burn.
What is combustibility?
200
The 6 in 6H20
What is a Coefficient?
200
C6H12O6 -----> 6C + 6H2O
What is a decomposition reaction?
200
The Li + 2HCl in this equation: Li + 2HCl ---> LiCl2 + H2
What are the reactants?
200
An element that will not react with other elements (such as He) is an example of.....
What is Stability?
200
Characteristics of substances that describe how they can form new substances.
What is a chemical property?
300
What does the 2 tell you in 6H20
What is the number of Hydrogen atoms?
300
2Na + Cl2 ----> 2NaCl
What is a synthesis reaction?
300
The 2NaCl in: 2Na + Cl2 ----> 2NaCl
What is the product?
300
An element that reacts easily with other elements is an example of.....
What is reactivity?
300
A substance made up of two or more elements.
What is a compound?
400
What does the 6 tell you in 6H20
What is there are 6 molecules of Water?
400
Li + 2HCl ----> LiCl2 + H2
What is Single replacement reaction?
400
Any reaction that absorbs heat/energy (temperature drops)
What is an endothermic reaction?
400
Mass and energy cannot be created or destroyed in a chemical reaction.
What is the law of conservation of mass and energy?
400
The combination of letters and numbers that identify a compound?
What is a chemical formula?
500
Symbols an elements in Potassium hydroxide.
What are K, O, and H. (Potassium, Oxygen, and Hydrogen)
500
NaOH + HCl ----> NaCl + H2O
What is a double replacement reaction?
500
Law for this example: C6H12O6 ----> 6H + 6H20
What is the law of conservation of matter?
500
Sodium burning when placed in water is an example of......
What is combustibility or reactivity?
500
The smallest particle of a compound.
What is a molecule?
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