Chemistry 2.5 Assessment

What does the number in the top left corner represent?

• atomic number

• neutrons

• electrons

• phone number

Tags

NGSS.MS-PS1-1

Each column in the periodic table is called a 

• period
• group
• cluster
• unit

What does the word at the bottom represent?

• element name

• atomic mass

• electron structure

• chemical symbol

A horizontal row of elements in the periodic table.

• column
• group
• period

What does the number under the symbol represent?

• atomic number

• atomic mass

• electron structure

What is the chemical symbol for Helium?

• H

• He
• Li
• HE

Tags

NGSS.MS-PS1-1

What does the capital F represent?

• atomic number

• atomic mass

• electron structure

• chemical symbol

Which of these is a property of metals?

• It's malleable
• It can't conduct electricity
• They are used in food
• It's very brittle

Which of these grouping of elements could have the characteristic of brittle?

• Metal
• Nonmetal

Which of the following is a good conductor of heat?

• Metal
• Nonmetal
• Metalloid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4