How Many H^- Ions Are Around Each Na⁺ Ion in NaH,which

question 64

Multiple Choice

How many H^- ions are around each Na⁺ ion in NaH,which has a cubic unit cell with H^- ions on each corner and each face?

• A)1
• B)4
• C)6
• D)8

---

Definitions:

Power Pivot

An Excel add-in that allows users to perform powerful data analysis and create sophisticated data models, including large datasets from various sources.

Calculated Named Field

Refers to a field in a database that is defined by a calculation based on other fields, rather than storing data directly.

Data Model

A conceptual representation of the data objects, the associations between different data objects, and the rules.

Power Pivot

A Microsoft Excel add-in that allows users to perform powerful data analysis and create sophisticated data models.