Which region contains the halogen family of elements?

• A

• B

• C

• D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which region contains the noble gases?

• A

• B

• C

• D

Tags

NGSS.HS-PS1-1

Which region contains the alkali metals family of elements?

• A

• B

• C

• D

Tags

NGSS.HS-PS1-1

Which region contains the alkaline earth metals family of elements?

• A

• B

• C

• D

Tags

NGSS.HS-PS1-1

What is the electron configuration of phosphorus?

• 1s² 2s² 2p⁶ 3s² 3p³

• 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹

Tags

NGSS.HS-PS1-1

What is the coefficient for H₂O when the above equation is balanced? (PS-H-D5)

K + H2O 🡪 KOH + H2

• 1

• 2

• 3

• 4

Gasses have

• Definite shape and volume

• Indefinite shape and definite volume

• Definite shape and indefinite volume

• Indefinite shape and volume

Tags

NGSS.HS-PS3-2

What kind of bond will form between oxygen and fluorine? Electronegativity of O = 3.4, F = 4.0.

Range Bond Type

0.0-0.39 Non-polar covalent

0.4-0.89 Moderately polar covalent

0.9-1.69 Very polar covalent

>=1.7 ionic

• nonpolar covalent

• moderately polar covalent

• very polar covalent

• ionic

Tags

NGSS.HS-PS1-1

The reaction MgCO₃ ⟶ MgO + CO₂ is a(n)...

• Synthesis reaction

• decomposition reaction

• single replacement reaction

• double replacement reaction

Which of the following is NOT a metal?

• potassium

• sulfur

• magnesium

• silver