Molecules, Bonding and the Periodic Table

• Two hydrogen atoms bonded to one oxygen atom in a linear shape.

• Two hydrogen atoms bonded to one oxygen atom in a bent shape.

• One hydrogen atom bonded to two oxygen atoms in a linear shape.

• One hydrogen atom bonded to two oxygen atoms in a bent shape.

Tags

NGSS.MS-PS1-1

• One carbon atom and one oxygen atom.

• One carbon atom and two oxygen atoms.

• Two carbon atoms and one oxygen atom.

• Two carbon atoms and two oxygen atoms.

Tags

NGSS.MS-PS1-1

Which of the following elements is most likely to form a covalent bond?

• Sodium (Na)

• Chlorine (Cl)

• Argon (Ar)

• Calcium (Ca)

What is the primary reason noble gases are unreactive?

• They have a full outer electron shell.

• They have a high atomic mass.

• They have a low atomic number.

• They have a high electronegativity.

Which of the following is a model of an ionic compound?

Tags

NGSS.MS-PS1-5

Which element is most likely to form an anion?

• Lithium (Li)

• Fluorine (F)

• Beryllium (Be)

• Neon (Ne)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

• One carbon atom and one hydrogen atom.

• One carbon atom and four hydrogen atoms.

• Four carbon atoms and one hydrogen atom.

• Four carbon atoms and four hydrogen atoms.

Tags

NGSS.MS-PS1-1

Which of the following elements is most likely to form a metallic bond?

• Oxygen (O)

• Iron (Fe)

• Nitrogen (N)

• Sulfur (S)

• Three hydrogen atoms bonded to one nitrogen atom in a linear shape.

• Three hydrogen atoms bonded to one nitrogen atom in a trigonal pyramidal shape.

• One hydrogen atom bonded to three nitrogen atoms in a linear shape.

• One hydrogen atom bonded to three nitrogen atoms in a trigonal pyramidal shape.

Tags

NGSS.MS-PS1-1

Which of the following elements is most likely to form a cation?

• Chlorine (Cl)

• Oxygen (O)

• Sodium (Na)

• Argon (Ar)