ionic and covalent properties

What type of bond forms when 2 or more electrons are SHARED?

• Covalent bond
• Incomplete bond
• Ionic bond
• Metallic bond

What type of bond forms between two or more atoms that are charged (+/-)?

• Covalent bond
• Incomplete bond
• Ionic bond
• Metallic bond

Tags

NGSS.HS-PS1-3

A(n) _________ is an electrically charged atom or group of atoms.

• compound
• element
• solute
• ion

Which of the following is NOT a characteristic of IONIC COMPOUNDS?

• High melting point
• Conducts electricity
• Strong bonds
• Low boiling points

Which of the following is an example of an IONIC COMPOUND?

• NaCl
• H₂O
• CO₂
• NO

Tags

NGSS.HS-PS1-2

Which of the following is an example of a COVALENT COMPOUND?

• H₂S
• KI
• CaCl₂
• MgO

Tags

NGSS.MS-PS1-1

MgF₂

• magnesium fluoride
• manganese Phosphide
• magnesium(III) fluoride
• magnesium fluoride(II)

Which category of elements have the property of being malleable and ductile?

• gases
• metals
• metalloids
• nonmetals

Tags

NGSS.HS-PS1-1

Which is the most important characteristic in determining an element's chemical properties?

• the number of protons and neutrons in its nucleus
• which period it is found in
• the number of valence electrons it contains
• its outermost energy level

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Generally covalent molecules are poor conductors

• false

• true