2. Atoms & Elements

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

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

Which statement correctly describes the location and charge of the electrons in an atom?

In the context of atomic structure, which subatomic particle determines the identity of an element?

Which statement is true of atoms?

Which subatomic particles are found in the nucleus of an atom?

Why do atoms have no overall charge?

How many protons does a lithium (Li) atom have?

What is the primary difference between atoms and molecules?

Which one of the following statements about atomic structure is false?

According to the Law of Conservation of Mass, where does most of a plant's biomass come from?

Electrons are the negatively charged particles of atoms. Where are they located?

Which parts of the atom move around the nucleus?

What is the atomic number of nitrogen?

How many protons does a lithium atom have?