What Is the Wavelength of the Photon Emitted When an Electron

question 68

Multiple Choice

What is the wavelength of the photon emitted when an electron in a hydrogen atom which is in the initial state $n = 4$ jumps to the final state $n = 2$ ? $\left( c = 3.00 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } , h = 6.626 \times 10 ^ { - 34 } \mathrm {~J} \cdot \mathrm { s } , 1 \mathrm { eV } = \right.$ $1.60 \times 10 ^ { - 19 } \mathrm {~J}$ )

• A) \(556 \mathrm {~nm}\)
• B) \(312 \mathrm {~nm}\)
• C) \(486 \mathrm {~nm}\)
• D) \(243 \mathrm {~nm}\)
• E) \(609 \mathrm {~nm}\)

Identify and discuss various social and cultural movements, including the rights revolution.

Analyze the role of cultural norms, values, and practices in society.

Understand the concept of high culture versus popular culture.

Explore the impact of ethnocentrism and cultural relativism.

---

Definitions:

Trade Deficit

A situation where a country's imports of goods and services exceed its exports, resulting in a negative balance of trade.

Productive Resource

An asset or input used in the production of goods and services, such as labor, land, and capital.

Trade Surplus

A Trade Surplus occurs when the value of a country's exports exceeds the value of its imports within a certain period.

Trade Deficit

A situation where a country's imports exceed its exports.