S1 Chemistry Vocab

Front

Which type of forces affect physical properties, such as melting point, boiling point and viscosity?

Back

Intermolecular forces are the forces that affect physical properties like melting point, boiling point, and viscosity.

Front

The particles in an atom that have no charge

Back

Neutrons are the particles in an atom that have no charge.

Front

Characteristic of matter that allows it to change into something new

Back

A chemical property is a characteristic of matter that allows it to change into something new.

Front

Which part of the atom identifies the element?

Back

Protons are the part of the atom that identifies the element.

Front

Baking soda and vinegar reacting is an example of....

Back

A chemical change is exemplified by the reaction of baking soda and vinegar.

Front

What is the smallest unit of an element that retains its properties?

Back

An atom is the smallest unit of an element that retains its properties.

Front

What is the term for a change that does not alter the chemical composition of a substance?

Back

A physical change is a change that does not alter the chemical composition of a substance.

Front

What is the term for the number of protons in the nucleus of an atom?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What type of bond involves the sharing of electron pairs between atoms?

Back

A covalent bond involves the sharing of electron pairs between atoms.

Front

What is the term for the energy required to break a bond between two atoms?

Back

Bond dissociation energy is the energy required to break a bond between two atoms.