Study of Matter
What are the two types of substances?
What charge does an electron have?
Negative
How many atoms does C3O6 contain?
9
What does organic chemistry involve?
What type of reaction is the following: A+B -> AB
Combination
What type of property describes iron rusting?
Chemical property
What are the two sub-atomic particles in the nucleus?
Protons & Neutrons
What type of elements are involved in covalent bonding? How does the bond work?
Non-metals sharing an electron
4
What type of reaction is the following: AB -> A+B
Decomposition
Name 5 physical properties.
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How many protons does oxygen have?
8
What type of elements are involved in ionic bonding? How does the bond work?
Metal & non-metal transferring an electron
What is an alkane vs alkene?
Alkane has only carbon single bonds. Alkene has carbon double bonds.
What would we expect the substitution reaction to result in: CH3CH3 + Br2 ->
CH3CH2Br + HBr
Which state of matter has a defined volume and an undefined shape?
Liquid
What are the electrons in the outermost electron shell called?
Valence electrons
C4H9OH
What defines an alcohol? What is the group called?
A hydroxyl group.
Describe the difference between an endothermic and exothermic reaction.
Exothermic = releases heat
Endothermic = needs heat for reaction to occur
Describe homogenous vs heterogeneous mixtures
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What type of element is sodium (Na)?
Metal
How many atoms does 3(NH4)2SO4 contain?
45
What are three characteristics of an isomer?
Same molecular formula. Different structure. Different physical and chemical properties.
How would we expect the double substitution reaction to occur: HCl + NaOH ->
NaCl + H2O