Periodic Table of Elements

Open Ended

Which scientist is credited with developing the first periodic table, and what was his method for organizing the elements?

Multiple Choice

Which of the following pieces of information is NOT typically found in an element square on the periodic table?

• Atomic number

• Element name

• Melting point

• Chemical symbol

Open Ended

How does the arrangement of elements in periods help predict their chemical behavior?

Fill in the Blanks

All elements in the same period have the same number of

shells.

Multiple Choice

Which statement best explains why elements in the same group of the periodic table have similar chemical properties?

• They have the same number of protons.

• They have the same number of neutrons.

• They have the same number of valence electrons.

• They are all metals.

Multiple Select

Based on the periodic table, where can you find metals, non-metals, and metalloids? Select all that apply.

• Metals are found on the right side of the periodic table.

• Non-metals are found on the left side of the periodic table.

• Metalloids are found along the staircase line.

• Metals are found on the left and in the middle of the periodic table.

Fill in the Blanks

Most metals are

at room temperature, except for mercury which is a liquid.

Multiple Choice

Which of the following is NOT a property of non-metals?

• Brittle

• Good conductor of electricity

• Dull

• Low melting points

Multiple Choice

Which group of elements is less reactive than Group 1 and forms basic (alkaline) compounds?

• Alkaline Earth Metals

• Transition Metals

• Boron Group

• Oxygen Group

Multiple Choice

Which of the following elements belong to the Carbon Group?

• Carbon, Silicon, Germanium

• Nitrogen, Phosphorus, Arsenic

• Oxygen, Sulfur, Selenium

• Boron, Aluminum, Gallium

Fill in the Blanks

The element with the symbol 'S' belongs to the

Group.

Multiple Choice

Which of the following is a trait of the Halogen Group?

• Extremely reactive nonmetals

• Very stable and unreactive

• Form full outer shells

• Have 8 valence electrons

Fill in the Blanks

Helium has

valence electrons.

Multiple Select

Which of the following elements are Noble Gases?

• Neon

• Bromine

• Argon

• Fluorine

Open Ended

How do you think understanding the organization of the periodic table can help you in studying chemistry or other sciences?

Multiple Choice

Which of the following is NOT an objective of learning about the periodic table of elements as stated in the lesson?

• Explain how elements are organized in the periodic table.

• Identify basic trends such as metals vs. nonmetals and reactivity.

• Interpret basic element information from a periodic table entry.

• Memorize the atomic number of every element.