What type of change is burning?
Wallace Mid-term study guide

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•
Chemistry
•
11th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
Chemical change.
2.
FLASHCARD QUESTION
Front
What is the mass number of an atom equal to?
Back
The number of neutrons plus protons.
3.
FLASHCARD QUESTION
Front
If an element has 28 innermost electrons and 7 outermost electrons, in which period of the Periodic Table is it located?
Back
Period 4.
4.
FLASHCARD QUESTION
Front
What do elements that readily gain electrons tend to have?
Back
High ionization energy and high electronegativity.
5.
FLASHCARD QUESTION
Front
What is the amount of energy required to remove the most loosely bound electron from an atom in the gaseous phase called?
Back
Ionization energy.
6.
FLASHCARD QUESTION
Front
Define ionization energy.
Back
The energy required to remove an electron from an atom.
7.
FLASHCARD QUESTION
Front
What is electronegativity?
Back
A measure of the tendency of an atom to attract a bonding pair of electrons.
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