Which Statements About Hydrogen Are True

question 90

Multiple Choice

Which statements about hydrogen are true?
I. H has a lower ionization energy than He.
II. H^- is smaller than H.
III. H has a higher effective nuclear charge than He.
IV. H is always a metal.
V. H does not have a second ionization energy.

• A) II, IV, V
• B) I, III, V
• C) I, III, IV, V
• D) I, V
• E) II, IV

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Definitions:

Inputs

Resources used in the production process to create goods and services, including labor, materials, and capital.

Total Output

The total quantity of goods or services produced by a firm or economy over a specific period.

Isoquants

Curves that represent the combinations of inputs that yield the same level of output, used in production theory.

Perfectly Substitutable

Products or services that can be used in place of one another without any loss of utility or value to the consumer, often influencing competitive markets.