8.6B Atoms in Chemical Reactions Notes Flashcard

Front

What was Dmitri Mendeleev's nationality?

Back

Russian

Front

What scientific field did Dmitri Mendeleev work in?

Back

Chemistry

Front

What major scientific achievement is Dmitri Mendeleev known for?

Back

Organizing and developing the first Periodic Table of Elements

Front

What does the periodic table represent?

Back

A table of the chemical elements

Front

How are elements represented in the periodic table?

Back

By 1 or 2 letter symbols

Front

In what order are elements arranged in the periodic table?

Back

Increasing atomic number

Front

What is each element made up of?

Back

Its own type of atoms

Front

How many elements are currently in the periodic table?

Back

118

Front

What is the rule for writing element symbols with two letters?

Back

The first letter is capitalized and the second letter is lower case

Front

What does the subscript "2" in CaCl₂ indicate?

Back

There are two chlorine atoms