Science 2nd quarter

Who developed the Bohr Model of the atom?

• Albert Einstein

• Niels Bohr

• Schrödinger

• Louis de Broglie

What does the Bohr Model describe about electrons?

• Electrons are waves

• Electrons exist in fixed orbits

• Electrons have no structure

• Electrons are particles

Who introduced the Wave Mechanical Model?

• Niels Bohr

• Albert Einstein

• Schrödinger and De Broglie

• Louis de Broglie

How does the Wave Mechanical Model describe electrons?

• As particles

• As waves

• As fixed orbits

• As energy

What are the four types of quantum numbers?

• Principal, angular momentum, magnetic, spin

• Orbital, angular momentum, magnetic, spin

• Principal, orbital, angular momentum, spin

• Principal, magnetic, spin, charge

What are the principles of electron configuration?

• Pauli exclusion principle, Aufbau principle

• Pauli exclusion principle, Hund's rule

• Aufbau principle, Heisenberg uncertainty principle

• Pauli exclusion principle, quantum mechanical model

What notation is used to represent electron configurations?

• Box diagrams

• Electron configuration notation

• Quantum number notation

• Orbital notation

What are ionic bonds formed between?

• Metals and metals

• Nonmetals and nonmetals

• Metals and nonmetals

• Nonmetals and metalloids

What type of bonds are covalent bonds?

• Bonds between metals

• Bonds between nonmetals

• Bonds between metals and nonmetals

• Bonds between ions

What are the properties of chemical bonds?

• Hardness, conductivity, malleability, ductility, melting/boiling points

• Reactivity, strength, mass, boiling point

• Density, elasticity, malleability, conductivity

• Strength, electrical conductivity, color