Exam 11: The Chemical Elements

Homogeneous mixtures are also called ______________.

Which of the following is the shell electron configuration for carbon?

In 1869, a major event in the history of chemistry occurred; it was the

A watermelon is a good example of

Mouthwash is a good example of

All specimens of a pure ______________ have identical properties and composition.

Aluminum is an example of

The element ______________ is a purple-black solid that sublimes readily.

The most abundant element in the universe is

The preferred name for Cl₂O₇ is

______________ chemistry is the most fundamental of the five major divisions of chemistry.

Diamond, graphite, and buckyballs are

Take a cup of water, add sugar, and stir. If the resulting solution no longer contains sugar crystals, the solution is said to be

The Group 7A element astatine (₈₅At) would be predicted to occur in what phase?

A metal alloy, such as steel, is

The smaller portion of a solution is generally called the

In general, elements that have four to eight electrons in their valence shell are

Which of the following is not one of the five major divisions of chemistry?

The compound BeF₂ is named ______________.

The numerals that follow the symbols in chemical formulas are called ______________.