According to the Periodic Table, How Many Valence Electrons Do

question 38

Multiple Choice

According to the periodic table, how many valence electrons do the elements in group 7A have?

• A) 5
• B) 6
• C) 7
• D) 8
• E) It depends on the specific element.

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Definitions:

Sinkholes Form

Natural depressions or holes in the Earth's surface that occur when underlying rock dissolves or collapses.

Methane Gas

A colorless, odorless, highly flammable gas, CH4, which occurs naturally as a byproduct of decomposition and is used as a fuel.

Cave Collapses

The sudden failure or falling in of a cave roof or walls, often resulting in a sinkhole or depression at the surface.

Groundwater

Water that is found beneath the earth's surface, filling the spaces between rocks and forming aquifers.