Oxidation Reduction Chemistry

in NaCl solution what will be oxidised at anode (halide)

• OH-

• Cl-

oxidation half equation…

• electrons after arrow

• electrons before arrow

• acid-base reaction

• oxidation-reduction reaction

• precipitation reaction

• acid-base reaction

• oxidation-reduction reaction

• precipitation reaction

• +7

• +2

• -2

• -7

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the oxidation number of the Na in: NaCl

• +1

• +2

• -1

• 0

• +1

• -3

• -4

• -5

• +1

• 0

• -1

• +2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the main focus of redox reactions?

• Sharing neutrons

• Creating covalent bonds

• Gaining or losing electrons

• Swapping protons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the key concept to remember in redox reactions?

• OILRIG - Oxidation is loss of electrons, reduction is gain of electrons

• Redox reactions involve only protons

• Oxygen is the most important element

• Electronation and de-electronation