Certain Period 2 Elements Exhibit Behaviors Similar to Period 3

question 77

Multiple Choice

Certain Period 2 elements exhibit behaviors similar to Period 3 elements immediately below and to the right. One of these interesting diagonal relationships occurs between lithium and magnesium. Which of the following is one of their similarities?

• A)They both form insoluble carbonate salts.
• B)Both elements are important in treating manic-depression.
• C)Their first ionization energies are almost equal.
• D)Their densities are very similar.
• E)They both form organic compounds with polar covalent bonds from the metal to hydrocarbon group.

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Variable Cost Method

A pricing strategy that only accounts for direct materials, direct labor, and variable manufacturing overhead costs, excluding any fixed costs from its calculations.

Total Cost Method

An accounting approach that includes all manufacturing or production costs (direct materials, direct labor, and manufacturing overhead) in the cost of finished goods.

Selling Price

The amount a buyer pays to acquire a product or service from a seller.

Total Cost Method

A method of inventory costing that includes all costs of goods purchased or manufactured as inventory costs, without distinguishing between fixed and variable costs.