SC-352

Arrangement of particles

Lower Sec Science · Secondary 1 · Medium · Arrangement of particles

Substance Q has a melting point of

120^\circ\text{C}

and a boiling point of

450^\circ\text{C}

. Describe the arrangement of its particles at

25^\circ\text{C}

.

Far apart and moving freely in all directions
Closely packed in fixed positions, vibrating in place
Closely packed but able to slide past one another
Very far apart and not moving at all

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