Semester 1 Final Review

What atom matches this electron configuration? [Ar]4s²3d³

• Titanium

• Magnesium

• Vanadium

• Aluminum

Tags

NGSS.MS-PS1-1

What is the noble gas electron configuration for Nitrogen?

• [He]2s²3s²

• [He]3s²3p⁴

• [He]2s²2p³

• [Ne]3s²3p⁴

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many electrons does Oxygen have?

• 6

• 7

• 8

• 9

Tags

NGSS.MS-PS1-1

How many valence electrons does Oxygen have?

• 6

• 7

• 8

• 9

Tags

NGSS.MS-PS1-1

How many neutrons does Phosphorus have? (Hint: M-A=N)

• 15

• 31

• 16

• 5

Tags

NGSS.MS-PS1-1

Atoms want to attain 8 valence electrons in order to become more

• Stable

• Unstable

• Both

• None of the above

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

All of the elements in group 17 (7A) on the periodic table are

• Actinides

• Halogens

• Basic Metals

• Nonmetals

Tags

NGSS.MS-PS1-1

Majority of elements on the periodic table are

• Metals

• Nonmetals

• Metalloids

• Radioactive

Tags

NGSS.MS-PS1-1

How many neutrons are in Co-60?

• 32

• 33

• 34

• 35

Which state of matter has no definitive shape and can be slightly compressed?

• Solid

• Liquid

• Gas

• None of the above