Electrolysis

What is electrolysis?

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

Tags

NGSS.HS-PS3-5

Which statement correctly describes the 2 electrodes?

• The anode is negative and the cathode is positive
• The anode and cathode are both positive
• The anode is positive and the cathode is negative
• The anode and cathode are both negative.

Tags

NGSS.HS-PS3-5

NGSS.HS-PS2-5

What is the name given to the solution that is being electrolysed?

• Salt solution
• Electric solution
• Mineral solution
• Electrolyte

Tags

NGSS.HS-PS1-5

What is the name of the positive electrode?

• cathode
• anode

Tags

NGSS.HS-PS2-5

What is the name of the negative electrode?

• cathode
• anode

The negatively charged ions migrate toward the ________.

• anode
• cathode

Tags

NGSS.HS-PS3-5

The positively charged ions migrate toward the ________.

• anode
• cathode

Tags

NGSS.HS-PS3-5

Which of these elements is unlikely to be found native?

• gold
• platinum
• aluminium
• silver

Which series is used to predict the reactions of metals with carbon and other elements?

• reactionary series
• reaction series
• redox series
• reactivity series

When NaCl solution is electrolysed what has forms at the anode?

• Hydrogen
• Oxygen
• Chlorine
• Sodium