Redox Reactions and Single Replacement

Combustion and single-replacement reactions are __________ redox reactions.

• always

• never

• sometimes

• mostly

_____________ synthesis and decomposition reactions involve the transfer of electrons.

• All

• Most

• No

• Some

Tags

NGSS.HS-PS1-2

Defined as the loss of electrons.

• oxidation

• reduction

• redox

• OIL RIG

Defined as the gain of electrons.

• oxidation

• redox

• reduction

• LEO GER

Cl₂ + 2e- --> 2Cl ^- is an example of:

• a chemical reaction

• redox

• oxidation

• reduction

Substance that oxidizes another substance by accepting its electrons.

• reducing agent

• oxidation number

• combustion

• oxidizing agent

What is a half-reaction of this equation, Na + Cl --> NaCl ?

• Cl + e^- --> Cl^-

• Cl - e^- --> Cl^-

• Na --> Na + e^-

• Na° + Cl°--> Na⁺¹Cl^-1

Tags

NGSS.HS-PS1-7

What is the reducing agent here: N₂ + 3H₂ --> 2NH₃

• N₂

• H_2

• NH₃

• 2NH₃

What is electrolysis?

• breaking down of a compound using a current
• making a compound using a current

What is the name of the positive electrode?

• cathode
• anode