PS Ch 5 Review Flashcards

Front

In 1789, he grouped the known elements into categories he called metals, non-metals, gases, and earths.

Back

Lavoisier

Front

Mendeleev's strategy for organizing the elements was based on the card game solitaire.

Back

true

Front

Mendeleev arranged the elements into rows in order of increasing _____ so that elements with similar properties were in the same column.

Back

mass

Front

A ________ is an arrangement of elements in columns, based on a set of properties that repeat from row to row.

Back

periodic table

Front

Who was the first to arrange elements in a periodic table?

Back

Mendeleev was not the first to arrange elements in a periodic table.

Front

The close match between Mendeleev's predictions and the actual properties of new elements showed how useful his periodic table could be.

Back

true

Front

Did Mendeleev leave spaces in his periodic table for undiscovered elements?

Back

true

Front

Mendeleev used the properties of elements located near the blank spaces in his table to predict properties for undiscovered elements.

Back

true

Front

Who arranged the elements into rows in order of increasing mass so that elements with similar properties were in the same column?

Back

Mendeleev

Front

The first elements to be identified were mainly _____, metals, nonmetals, and earths.

Back

gases, gasses