How Are Network Solids,such as Diamond,C,and Quartz,SiO₂,distinguished from Molecular Crystals

question 7

Multiple Choice

How are network solids,such as diamond,C,and quartz,SiO₂,distinguished from molecular crystals such as I₂?

• A)Network solids have very high melting points
• B)Network solids are ionic, while molecular ones are covalent substances
• C)Network solids dissolve in water; molecular ones do not
• D)Network solids are excellent conductors of electricity, while molecular crystals are nonconductors
• E)Network solids have individual molecules of fixed size; molecular crystals do not

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Definitions:

Compound Interest

Interest calculated on both the initial principal and the accumulated interest from previous periods, leading to exponential growth over time.

Compounded Daily

Refers to the process of calculating interest on an initial principal, which includes both the accumulated interest from previous periods and the principal itself, on a daily basis.

Interest Rate

A percentage that represents the cost of borrowing money or the profit from saving money, adjusted annually.

Compounded Quarterly

Describes the process of adding interest to the principal sum of a deposit or loan, with this addition of interest occurring four times a year.