Atoms and Periodic Table Basics

What does the nucleus of an atom contain?

• Electrons and neutrons
• Protons and neutrons
• Ice cream and sprinkles

• DNA and RNA

Tags

NGSS.MS-PS1-1

The horizontal row on the periodic table is called a

• group
• band

• period
• atomic number

A vertical column is called...

• group
• tower
• period
• crew

Which of the following represents an element?

• H₂O
• H₂
• NaCl
• CaCO₃

Tags

NGSS.MS-PS1-1

Most of the elements on the periodic table are classified as _____.

• Metals
• Nonmetals
• Metalloids
• really awesome

An element's identity is determined by the number of

• electrons

• protons

• neutrons

• followers on TikTok

Electrons...

• are found in the nucleus

• are yummy

• are how we identify each element

• have a negative charge

Tags

NGSS.MS-PS1-1

What does the 7 represent?

• atomic mass

• atomic number

• element name

• chemical symbol

Tags

NGSS.MS-PS1-1

What does the 14.007 represent?

• atomic mass

• atomic number

• element name

• chemical symbol

What is the symbol for Carbon?

• C

• Cr

• Ca

• Cb