final chem
Flashcard
•
Science, Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is electronegativity?
Back
Electronegativity is a measure of the tendency of an atom to attract a bonding pair of electrons when the atom is in a compound.
2.
FLASHCARD QUESTION
Front
What is the isotopic notation for Carbon-14?
Back
3.
FLASHCARD QUESTION
Front
What type of reaction is Fe + CuSO4 -> FeSO4 + Cu?
Back
This is a single replacement reaction.
4.
FLASHCARD QUESTION
Front
What is the balanced chemical equation for CO + Fe2O3 -> Fe + CO2?
Back
The right ratio of chemicals for the balanced equation is 3,1 -> 2,3.
5.
FLASHCARD QUESTION
Front
Multiply: (9.4 x 10^6)(3.2 x 10^5)
Back
The result is 3.008 x 10^12.
6.
FLASHCARD QUESTION
Front
Define ionization energy.
Back
Ionization energy is the energy required to remove an electron from an atom or ion.
7.
FLASHCARD QUESTION
Front
What is a combustion reaction?
Back
A combustion reaction is a chemical reaction that occurs when a substance combines with oxygen, releasing energy in the form of light or heat.
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