Trends on the Periodic Table of Elements

Atoms that have a high electronegativity, _______________.

• give up their electrons more easily.
• hold on to their electrons more tightly.
• have more electron shells.

Which atom wants to gain 1 electron?

• Sodium
• Fluorine
• Neon
• Iron

Tags

NGSS.HS-PS1-1

Which of the following has a full valence shell?

• Oxygen
• Neon
• Barium
• Carbon

Tags

NGSS.HS-PS1-1

The majority of an atom's mass exists where?

• In the nucleus
• In the electron cloud
• In the space between the nucleus and the electrons
• In the neutrons

How many electrons should Carbon have around its Lewis dot model?

• 1
• 3
• 4
• 5

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Traveling across a period the atomic radii ______________.

• Increases
• Decreases
• Stays the same

Tags

NGSS.HS-PS1-1

Traveling down a family the atomic radii ______________.

• Increases
• Decreases
• Stays the same

Tags

NGSS.HS-PS1-2

How many neutrons are in a Gold atom?

• 79
• 196
• 118
• 275

Tags

NGSS.MS-PS1-1

How many electrons does a Copper atom have?

• 63
• 29
• 92
• 34

Tags

NGSS.HS-PS1-1

What's a valence electron?

• electrons in the second energy level
• electrons in the outermost energy level
• the atomic number
• electrons in the first level

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2