Naming and Formulas

Elements that naturally form diatomic molecules include all of the following EXCEPT:

• Iodine

• Hydrogen

• Boron

• Chlorine

Which of the following has 5 valence electrons?

• Boron (B)

• Arsenic (As)

• Iodine (I)

• Carbon (5)

Which type of bond will form between a hydrogen atom and a helium atom?

• Hydrogen bond

• Ionic bond

• Covalent bond

• None of these choices

A "sea of electrons" occurs when which type of bond is formed?

• Metallic

• Covalent

• Ionic

• Hydrogen

Which type of bond will form between a calcium atom and a chlorine atom?

• Metallic bond

• Carbon bond

• Ionic bond

• Covalent bond

How many electrons does it take to form a single bond?

• 8

• 1

• 4

• 2

The dots on a Lewis Dot Diagram represent what?

• Valence electrons

• Total electrons

• Protons

• Neutrons

Which type of compounds can conduct electricity when dissolved in water?

• Covalent

• Ionic

• Metallic

• All types

Tags

NGSS.MS-PS2-3

A anion sharing electrons with another anion is an example of a _________________ bond.

• Ionic

• Carbon

• Covalent

• Platonic

Which element is most likely to form an ionic bond with chlorine?

• Iodine

• Phosphorus

• Carbon

• Potassium