ERHS Chem - Chapter 6 Covalent Compounds

What is the chemical formula for the covalent compound phosphorus trifluoride?

• P₃F

• PF

• PF₃

• P₃F₃

If our school discovered two new nonmetal elements, Eastridgium (Eg) and Raptorium (Rp), what would be the correct chemical formula for the compound Trieastridgium Diraptoride?

• Eg₃Rp₂

• Eg₂Rp₃

• Eg₃Rp

• EgRp₂

What is the name of the covalent compound SO₂?

• monosulfur dioxide

• sulfur dioxide

• sulfur oxide

• sulfur (II) oxide

What is the name of the covalent compound N₂O₃?

• Nitrogen trioxide

• Dinitrogen oxide

• Dinitrogen trioxide

• Nitrogen oxide

If our school discovered two new nonmetal elements, Eastridgium (Eg) and Raptorium (Rp), what would be the correct name for the covalent compound ErRp₂?

• Eastridgium Diraptoride

• Monoeastridgium Diraptoride

• Eastridgium Diraptorium

• Eastridgium Raptoride

Two new elements Q (4 valence electrons) and T (6 valence electrons) both need to share electrons to achieve the Octet Rule. They are found in a compound, with hydrogen atoms, that has the formula QH₂T. Which Lewis Dot Diagram shows the possible combination of these atoms to form this compound.

• A

• B

• C

• D

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the 3-D VSEPR shape of this molecule?

• linear

• trigonal planar

• tetrahedral

• trigonal pyramidal

What is the 3-D VSEPR shape of this molecule?

• Linear

• Trigonal Planar

• Bent

• Trigonal Pyramidal

Consider the molecule below. What is the 3-D VSEPR geometry of the carbon labeled as "1"?

• C1 = tetrahedral

• C1 = trigonal pyramidal

• C1 = bent

• C1 = trigonal planar

What is the 3-D VSEPR shape of the oxygen atom labeled as #4?

• linear

• tetrahedral

• trigonal pyramidal

• bent