Details on Bonds Flashcards
1
Q
Breaks bonds:
A
Endothermic
2
Q
Makes bonds:
A
Exothermic
3
Q
What are bond energies measured in?
A
Kilojoules per mole (KJ/mol)
4
Q
Where do NEW BONDS form (in a chemical reaction)?
A
Product.
5
Q
Where do you need to put in energy to break bonds apart? (in a chemical reaction)
A
Reactants.
6
Q
T/F
Breaking bonds release energy
A
FALSE. Breaking bonds ABSORBS energy to break the bonds between the atoms.
7
Q
T/F
Making bonds releases energy to form bonds between the atoms.
A
TRUE.
8
Q
T/F
Making bonds absorbs energy.
A
FALSE. To make bonds, RELEASE energy.
9
Q
T/F
Breaking bonds ABSORBS energy.
A
TRUE.
10
Q
Mexo Bendo - Making: exo, Breaking: endo
A
MakeEXO BreakENDO
11
Q
PRODUCTS have LESS energy than REACTANTS.
A
Exothermic
12
Q
PRODUCTS have MORE energy than REACTANTS.
A
Endothermic
