Oxidising and reducing agents Flashcards
1
Q
A reducing agent is a substance that…
A
Accepts electrons
2
Q
A reducing agent is a substance that…
A
Donates electrons
2
Q
_______ agents have low electronegativity values
A
Reducing
3
Q
_________ agents have high electonegativity values
A
Oxidising
4
Q
Elements and compounds at the bottom left of the electrochemical series are…
A
Strong oxidising agents
5
Q
Elements and compounds at the top right of the electrochemical series are…
A
Strong reducing agents
6
Q
4 steps to writing a more complex ion-electron equation?
A
- Check the main element reacting is balanced
- Add water to balance the oxygen atoms
- Add H+ ions to balance the hydrogen atoms
- Add electrons to the same side as the H+ ions so that both sides of the equation have the same charge
7
Q
Metals tend to act as ______ agents as they readily loose electrons
A
Reducing
8
Q
A
9
Q
Strong oxidising agents such as hydrogen peroxide and potassium permanganate can be used as?
A
Powerful antiseptics
