Electron Distribution

What is the result of one atom pulling more strongly on shared electrons in a molecule?

• The atom becomes positively charged

• The atom becomes negatively charged

• The atom loses electrons

• The atom gains protons

Tags

NGSS.HS-PS1-1

What is the primary cause of polarization in atoms?

• Movement of protons

• Movement of neutrons

• Movement of electrons

• Movement of nuclei

Which of the following best describes the charge distribution in a polarized atom?

• Evenly distributed

• Concentrated at the center

• Shifted to one side

• Completely absent

What analogy is used to describe the unequal sharing of electrons in a molecule?

• A game of chess

• A tug-of-war

• A relay race

• A balancing act

What is the role of partial charges in the polarization process?

• They repel other molecules

• They attract or repel charges in nearby molecules

• They neutralize other molecules

• They cause permanent electron transfer

Which subatomic particles would repel away from each other?

• protons and neutrons

• protons and electrons

• electrons and electrons

• electrons and neutrons

Tags

NGSS.HS-PS2-4

Which of the following is a characteristic of a polarized molecule?

• Permanent charge

• Temporary charge

• No charge

• Complete electron transfer

Which of the following best describes the interaction between two polarized molecules?

• They merge into one molecule

• They repel each other completely

• They induce further polarization in each other

• They remain unaffected by each other

Tags

NGSS.HS-PS3-5

What is the electron configuration of a neutral oxygen atom?

• 1s² 2s² 2p⁴

• 1s² 2s² 2p⁶

• 1s² 2s² 2p³

• 1s² 2s² 2p⁵

Tags

NGSS.HS-PS1-1

Which principle states that electrons fill orbitals starting with the lowest energy level?

• Pauli Exclusion Principle

• Hund's Rule

• Aufbau Principle

• Heisenberg Uncertainty Principle