Understanding Atomic Orbitals and Carbon Bonding

What is the maximum number of electrons that can fit in the 1s orbital?

• Four

• Three

• One

• Two

How many electrons can the 2p orbitals collectively hold?

• Six

• Two

• Four

• Eight

In which order do electrons fill the 2p orbitals?

• 2pz, 2py, 2px

• 2px, 2pz, 2py

• 2px, 2py, 2pz

• 2py, 2px, 2pz

What is the electron configuration of carbon?

• 1s2 2s2 2p2

• 1s2 2s1 2p3

• 1s2 2s2 2p1

• 1s1 2s2 2p3

How many bonds does carbon typically form?

• Five

• Two

• Three

• Four

What is the nature of sp3 hybridized orbitals?

• 75% s and 25% p

• 100% p

• 50% s and 50% p

• 25% s and 75% p

What shape do sp3 hybridized orbitals form in a molecule like methane?

• Linear

• Trigonal planar

• Tetrahedral

• Square planar

What type of bond is formed when orbitals overlap along the axis connecting two atoms?

• Pi bond

• Sigma bond

• Delta bond

• Gamma bond

What is the bond angle in a tetrahedral molecule like methane?

• 120 degrees

• 109.5 degrees

• 180 degrees

• 90 degrees

Which of the following best describes a hybridized orbital?

• A combination of s and d orbitals

• A combination of p and d orbitals

• A combination of d and f orbitals

• A combination of s and p orbitals