CH-627
States of matter
Chemistry · Secondary 3 · Medium · States of matter
When zinc is heated from 419 °C to 420 °C, it changes from solid to liquid. Which statement best explains this change in terms of particles?
- The atoms become randomly arranged and can slide past one another while remaining close together.
- The atoms move farther apart until there are no forces between them.
- The atoms become fixed in a regular arrangement and vibrate less.
- The atoms gain electrons and become ions that are locked in place.
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.