Periodic Table & Bohr Model

Front

What is the atomic number of Fluorine?

Back

9

Front

What is the name of the element with atomic number 18?

Back

Argon

Front

What is the mass number of an atom with 9 protons and 10 neutrons?

Back

19

Front

How many electrons can fit on the 2nd energy level (orbital) for any Bohr Model?

Back

8

Front

What are groups on the periodic table?

Back

Vertical columns of elements with similar properties.

Front

What is the maximum number of electrons in the 3rd energy level (orbital)?

Back

18

Front

What is the significance of the mass number?

Back

It represents the total number of protons and neutrons in an atom.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded.

Front

What does the term 'isotope' mean?

Back

Atoms of the same element with different numbers of neutrons.

Front

What is the general trend of atomic radius in the periodic table?

Back

Atomic radius decreases across a period and increases down a group.