The Decay of a Neutron into a Proton and Electron $\rarr$

question 47

Multiple Choice

The decay of a neutron into a proton and electron (n $\rarr$ p + e^-) is not allowed because of which one of the following conservation laws?

• A)electric charge
• B)spin angular momentum
• C)energy
• D)lepton number
• E)Both B and D are correct.

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Definitions:

Louis XIV

King of France (1643–1715) known as the Sun King, under whose reign France became a leading European power, notable for his patronage of the arts and the construction of the Palace of Versailles.

Portrait by Rigaud

Refers to a famous portrait of Louis XIV by Hyacinthe Rigaud, exemplifying the grandeur and power of the French monarchy in the early 18th century.

Symbolic

Symbolic refers to the use of symbols to represent ideas or concepts, often imbued with significant cultural, religious, or philosophical meanings.

Netherlandish Artist

Refers to an artist originating from the Netherlands, particularly during the Renaissance and Baroque periods.