Atom and Periodic Table

Which of these particles has a positive charge?

• atom
• proton
• neutron
• electron

Very energetic particles that move in all directions around the nucleus of an atom are

• charges
• neutrons
• electrons
• protons

Tags

NGSS.MS-PS1-1

Electrons involved in bonding between atoms are

• valence electrons
• inside the nucleus
• closest to the nucleus
• positively charged

Tags

NGSS.MS-PS1-1

What is the greatest number of valence electrons an atom can have?

• 1
• 3
• 8
• 100

Tags

NGSS.HS-PS1-1

Who is the father of the Periodic Table?

• Mendeleev
• Dalton
• Einstein
• Newton

The modern periodic table is arranged in order of increasing

• atomic mass
• number of valence electrons
• atomic number
• number of neutrons

What information in the periodic table indicates the number of protons in an atom?

• the position of the element in its column
• the element's chemical symbol
• the element's atomic number
• the element's atomic mass

Tags

NGSS.MS-PS1-1

The elements in a column of the periodic table 

• are in the same family
• are in the same period
• have the same atomic mass
• have the same chemical symbol

Which of the following have the same number of valence electrons?

• the elements in a period
• the elements in a group
• the elements having similar atomic masses
• the elements having similar atomic numbers

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Where are the metals located in the periodic table?

• to the left of the zigzag line
• to the right of the zigzag line
• in the top rows
• in the middle rows