Semester 1 Exam Review

List the major families on the periodic table: Group 1, Group 2, Group 3-12, Group 7, Group 8.

• Alkali metals, Alkaline earth metals, Transition metals, Halogens, Noble gases

• Alkali metals, Alkaline earth metals, Lanthanides, Actinides, Halogens

• Transition metals, Lanthanides, Actinides, Halogens, Noble gases

• Alkali metals, Transition metals, Lanthanides, Actinides, Noble gases

On the periodic table, helium (He) is placed at the top of group 18 (8A). What is the reason for helium being at this location on the periodic table?

• Helium is a noble gas with a full outer shell.

• Helium is a metal and fits in group 18.

• Helium has similar properties to alkali metals.

• Helium is a liquid at room temperature.

How is the periodic table organized?

• In groups of similar characteristics of elements.

• By decreasing atomic mass

• Alphabetically by element name

• By date of discovery

How are elements that are similar organized?

• In a random order

• By increasing atomic number

• In groups or families

• By decreasing atomic mass

Where in the periodic table would shiny, malleable materials used in making jewelry be found? What groups?

• Noble gases

• Alkali metals

• Transition metals

• Halogens

How do you find the number of protons for an element?

• By looking at the atomic number

• By counting the electrons

• By measuring the atomic mass

• By checking the neutron count

Which of the following elements are most like magnesium?

• Sodium

• Calcium

• Iron

• Carbon

Which of the following elements are malleable?

• Oxygen

• Gold

• Helium

• Nitrogen

What type of elements are involved in ionic bonding?

• Metals and non-metals

• Non-metals only

• Metals only

• Noble gases

Which elements gain electrons in ionic bonding?

• Metals

• Non-metals

• Noble gases

• Metalloids