Atoms, Elements and The Periodic Table of Elements

Sulfur is found in group 16. Why do elements in this group share similar chemical properties?

The element lithium (Li) has an atomic number of 3. What does "C" represent?

What do elements in the same group on the periodic table have in common?

Consider a wooden chair and a balloon. What do these two objects always have in common?

Rock wants to identify the element with an atomic number 1 greater than the atomic number of N.

An element sample is a dull, yellow solid & breaks into powdery pieces. This element is ...

Which electrons in a Bohr model are MOST LIKELY to be involved in chemical reactions?

Why is the mass of an atom’s electrons not included in the atom’s mass number?

Which label points to the electron cloud?

What classification of elements includes Copper, Gold and Iron? 

What is the smallest particle of the element Ca that has the same chemical properties of Ca?

Carbon has an atomic number of 6. What does the atomic number 6 tell you about carbon?

What is true of elements within a period?

You know the atomic # of an element & position in the periodic table, what can you determine?

Which of these substances is NOT made out of atoms?

An atom’s mass number is 210 and its atomic number is 85. How many neutrons does the atom have?

Which describes how elements are arranged in the periodic table?

Which particle’s mass is similar to the mass of a proton?

Which group lists the parts of an atom from the most massive to the least massive?