Which Common Gemstone Results from Biomineralization

question 34

Multiple Choice

Which common gemstone results from biomineralization?

• A)diamonds
• B)garnets
• C)pearls
• D)sapphires

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Definitions:

ΔH°

The standard enthalpy change of a reaction, indicating the overall heat absorbed or released under standard conditions.

Bond Dissociation Energies

The energy required to break a specific chemical bond in a molecule, indicating the strength of the bond.

Initiation Step

The first stage in a chemical reaction where reactants begin to form intermediates.

Free Radical Chlorination

A chemical reaction involving the substitution of hydrogen atoms in alkanes with chlorine atoms through the action of free radicals, typically used in organic synthesis.