Mendeleev Proposed the Existence of an Unknown Element That He

question 6

Multiple Choice

Mendeleev proposed the existence of an unknown element that he called eka-aluminum. This element is now called

• A) gallium.
• B) silicon.
• C) magnesium.
• D) boron.
• E) germanium.

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Definitions:

Painted From

Typically refers to the practice of artists creating their works by observing and reproducing their subjects directly, often in real-time or from a specific viewpoint.

Viewpoint

The position or perspective from which something is considered or evaluated, often used in the context of visual arts and photography.

The Apparition

A term that can refer to a specific artwork or the phenomenon of an unexpected or supernatural appearance, often of a figure or being.

Symbolist Theme

Artistic and literary concepts that emphasize symbolic meaning and suggestion rather than literal representation, popular in the late 19th century.