Other questions in this quiz

2. which reaction produces salt, water and co2?

  • salts
  • acid and acid
  • acid and alkali
  • 2 alkalis

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

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

4. what is an endothermic reaction?

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

5. what is the formula for sodium hydroxide?

  • NaOH
  • NaoH
  • NaH
  • Naoh


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