Chemistry Chapters 4 & 5 Review

What is the electron configuration for bromine (atomic number = 35)?

SO₄^–2 is an __________.

What is the maximum number of electrons in a 3p orbital?

Raymond Damadian is a Christian scientist whose work led to the development of

What is the large group of elements that have their highest energy electrons in interior d sublevels?

Cesium is in the lower left section of the table, and helium is in the upper right. Which has the larger atomic radius?

If an atom loses an electron, the atom will have a ___________ charge.

Because energy levels are ___________, energy emissions come in certain quantities.

Upon what element are the fields of biochemistry and organic chemistry based?

Which principal energy level has both s and p sublevels but no others?

Oxygen, nitrogen, carbon, and sulfur are all __________.

Which property measures the energy required to remove an outermost electron?

Who formulated a new atomic model because of discoveries made during an alpha particle experiment?

Which property measures the energy released when an electron joins an atom?

_____________ is determined by the weighted averages of isotopes of an element.

Whose work resulted in the atomic number being used as the organizing factor for the periodic table?

Which element is referred to as brimstone in the Bible and can be a brittle, yellow, crystalline solid?

According to the Big Bang theory, the very first elements would probably have been

The halogens form __________ when they combine with metals and __________ when they combine with hydrogen.

What name is given to groups 3-12 (B-group) elements?

What periodic trend plays a central role in predicting which atoms chemically combine with each other?

Who arranged a number of the elements in triads on the basis of similar properties?

The sum of the number of neutrons and the number of protons is known as the __________.

In general, where are the nonmetals located on the periodic table?

Choose which electron configuration best matches argon (element 18).

An element forms diatomic molecules, is highly reactive, and has a high electronegativity. It is most likely a(n)

An element has a bright luster, conducts electricity well, and is highly reactive. It is most likely one of the

The s, p, d, and f sublevels are identified by __________ quantum numbers.

The __________ states that it is impossible to know both the energy and the exact position of electron at the same time.

Who first identified and named the proton?

Mendeleev's periodic table arranged elements by

Who is credited with the discovery of the neutron?

What is the maximum number of electrons in a 4d sublevel?

The abbreviation Z represents the number of __________ in an atom.

Which was the first model to include the different masses of different elements?

Louis de Broglie proposed the _________ nature of electrons.

What branch of chemistry studies the elements and the compounds they form?

Whose work helped to explain line spectra?

Which property measures the attraction of bonded atoms to electrons?

The elements immediately adjacent to the stair-step line are the __________.

Boron, silicon, arsenic, germanium, antimony, tellurium, and astatine are all examples of __________.

What newly discovered form of energy did Henry Moseley use to determine the atomic numbers of elements?

__________ describes how electrons fill orbitals; __________ describes how electrons fill sublevels.

Copper, nickel, zinc, platinum, mercury, calcium, and potassium are all examples of __________.

Why do elements in the same family have similar physical and chemical properties?

The __________ describes how any sample of water contains 8 g of oxygen for every 1 g of hydrogen.

This gas is tasteless, colorless, and odorless, and it accounts for approximately 78% of the earth’s atmosphere.

Which element is alone in its own family?

How many unpaired electrons are in a nitrogen atom?

Elements with atomic numbers greater than that of uranium are called ____________ elements.

The total electron capacity of the third principal energy level is __________.

Beryllium in Group 2 and Period 2, and radium in Group 2 (2A) and Period 2. Which has the smaller ionization energy?

All the metals in the p block of the periodic table are called __________.

What is the electron configuration of phosphorus (atomic number = 15)?

Which of the following sets of quantum numbers is impossible?

Who was the first to refer to matter as being made of discrete particles?

Lithium is in Group 1 (1A) of the table, and fluorine is in Group 17 (7A). Which has the greater electronegativity?

Two different isotopes of a single element would have the same number of ________ but a different number of ________.

Who proposed the "planetary" model of the atom?

The type of sublevel found in all principal energy levels is the __________ sublevel.