A Tin Atom Has 50 Electrons

question 133

Multiple Choice

A tin atom has 50 electrons. Electrons in the subshell experience the lowest effective nuclear charge.

• A) 3d
• B) 3p
• C) 5p
• D) 1s
• E) 5s

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Definitions:

Substantial E&E Expenditure

Refers to significant expenses related to Exploration & Evaluation activities in industries such as mining and oil exploration.

Exploration Rights

Permissions or licenses granted to a company or individual to search for minerals, oil, or gas in a specified area.

Cost Model

An accounting method used to value an asset based on its historical cost minus any accumulated depreciation.

Revaluation Model

An accounting method that allows for the upward adjustment in the carrying value of a fixed asset to reflect its current market value.