Which of the Following Statements Is NOT True About a Crystallographic

question 107

Multiple Choice

Which of the following statements is NOT true about a crystallographic unit cell?

• A)It repeats throughout a crystalline structure in three dimensions.
• B)It fills all the space in the crystalline lattice.
• C)Its dimensions can be measured with X-rays.
• D)It always has corners with 90\(\degree\) angles.
• E)It represents the smallest repeating unit in the crystal.

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Definitions:

Conjunction

In linguistics, a term employed to link clauses or sentences together, or to arrange words within a single clause.

Disjuncts

Components in a logical expression that are combined with an OR operator, where the expression is true if at least one of the disjuncts is true.

Disjunction

An operation in logic that returns true when a minimum of one input is true.

Tautologies

Statements that are true under any possible valuation of their components in logic.