Democritus developed the atomic model. He theorized that atoms were specific to the material which they composed. He also believed that the atoms different in size and shape, were in constant motion in a void, collided with each other; and during these collisions, could stick together.
Condensation as it is the change of the physical state of matter from gas phase into liquid phase
Explanation:
Sulfur has 6 valence electron
Valence electron shows group( in column)
the answer is magnetic separation, not sedimentation separation
