Changes and Atoms

A change that results in the production of a new substance

• physical change

• chemical change

• chemical properties

The energy released when a compound is subjected to a complete combustion

• oxidation

• combustion

• acidity

• basicity

Select all the examples of chemical change

• burning

• melting

• cooking

• rusting

When a metal is exposed to oxygen

• combustion

• acidity

• basicity

• oxidation

A substance that has a Ph less than 7

• acidity

• basicity

• oxidation

• combustion

Substance that has a Ph greater than 7

• acidity

• basicity

• oxidation

• combulsion

Select all the examples of exothermic

• condensation

• freezing

• recrystallization

• deionization

Select all the examples of endothermic

• evaporating

• melting

• sublimation

• ionization

Is the ability of a substance to combine with others and form a new material

• physical property

• chemical property

• reactivity

• acids

Is the ability of two or more substances to combine and form one or more new substances

• acids

• alkalis

• reactivity

• chemical property