1. Why does sodium iodide solution conduct electricity?
- The iodide is able to conduct electricity when it reacts with water
- Ions can move (in the solution)
- The atoms are able to carry an electric charge
- Sodium can react with water and water can conduct electricity
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Other questions in this quiz
2. Why do hydrogen ions move to the negative electrode?
- Because they react with the sodium metal to produce a positive ions which is attracted to the negative electrode
- Because hydrogen is a BOSS
- Because they have positive ions and opposites attract
- Because they have negative ions that are attracted to the negative electrode
3. What information does the molecular ion peak give about the molecule?
- Mass spectroscopy
- Relative atomic mass
- Molecular mass / Mr
- Identity of substance
4. How does an hydrogen atom turn into an hydrogen ion?
- It reacts with nitrogen
- Gains an electron
- It reacts with a metal
- Loses an electron
5. What are nanoparticles?
- Particles with a high volume to surface area ration
- Particles sized from 1-1000nm across
- Particles sized 1-100nm across
- Small particles