Physical
physical
Not much effort needed to shape it - like lead or clay for example.
A physical change
chemical property
yes it can be called physical and chemical reaction
Physical
physical property
Physical
Crushing charcoal into powder is a physical change, as it alters the size and shape of the charcoal without changing its chemical composition.
Salt is a chemical compound. It has chemical and physical properties.
physical or chemical
Hardness a physical or chemical