Question

which of the following is a property shared by many metals? they are soft. they are liquid at room temperature. they have a shlny appearance.

Explanation:

1. Analyze "They are soft": Most metals like iron, copper, etc., are hard, so this is incorrect.
2. Analyze "They are liquid at room temperature": Only mercury (and some others under specific conditions) is liquid at room temp; most metals are solid, so this is incorrect.
3. Analyze "They have a shiny appearance": Metallic luster (shiny appearance) is a common property of many metals, like gold, silver, aluminum, etc.

Answer:

They have a shiny appearance.