True or False
Reduction is the LOSS of electrons (T or F)
FALSE
A reaction within which there is both oxidation and reduction is called ...
REDOX REACTION
What is the oxidation number of sulfur in:
S8
0 (elemental form)
2Na + Cl2 → ?????
2NaCl (aq)
I’m a doll with a sinister grin, with orange hair and a laugh that’s a sin.
Who am I?
Chucky
Oxidation is the LOSS of electrons (T or F)
TRUE
BASE
What is the oxidation number of chlorine in NaCl
Cl=-1
write the half reaction for Fe in:
4Fe + 3O2 ---> 2Fe2O3
Fe ---> Fe^+3 + 3e-
I’m a clown with a smile that hides my fright, in the sewers I wait for kids in the night.
Who am I?
Pennywise
TRUE
ACID
What is the oxidation number of carbon in CO2
+4
write the half reaction for O2 in:
4Fe + 3O2 ---> 2Fe2O3
O+2e- ---> O^-2
We are three sisters who fly on a broom, in a
cottage we plot, and cast spells in the gloom. Who are we?
Sanderson sisters
The oxidation number of an element in its elemental form is always one (T or F)
FALSE
I am a substance that can conduct electricity in solution and form ions. What am I?
Electrolytes
What is the oxidation number of lead in PbO2
+4
Which substance is being oxidized?
Which substance is being reduced?
Mg + O2 --> MgO
oxidized: Mg
reduced: O2
I’m a doll with a chilling past, in a haunted case, my gaze is a blast. With whispers and shadows, I bring the fright, in the world of the cursed, I thrive in the night. Who am I?
Anabelle
A redox reaction involves proton transfer (T or F)
FALSE
I am formed when an acid reacts with a base. What am I?
A SALT
What is the oxidation number of sulfur in Al2(SO4)3
+6
write the products of the following
reaction:
Fe+ CuSO4 ------> ?????
FeSO4 + Cu
I’m the guy who’ll make you scream and shout, in your dreams, I’m what it’s all about. With my sharp little fingers and a fedora hat, What’s the deal? Is this a nightmare or what?
Freddy Kruger