Other questions in this quiz

2. what is an endothermic reaction?

  • one that takes in heat from the surroundings
  • one that releases heat
  • one that freezes
  • one that blows up

3. What products are made during electrolysis of sodium chloride?

  • Chlorine, sodium, hydroxide
  • water, carbon dioxide, chlorine
  • Sodium hydroxide, chlorine and hydrogen
  • Sodium, chlorine, carbon dioxide

4. What is an exothermic reaction?

  • one that releases heat to its surroundings
  • one that takes in heat
  • one that blows up
  • one that releases atoms

5. what is the formula for sodium hydroxide?

  • Naoh
  • NaoH
  • NaOH
  • NaH


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