Article: It's your choice.(chemical elements)

Test your chemistry IQ! Answer the following questions about elements and the periodic table.

1. Name that element! --

2. Venus's "metallic snow" is a mineral made of the mystery element and sulfur. A mineral is

A a compound with a full outer shell of electrons.

B a naturally-occurring solid with a uniform structure.

C an element that is a solid at room temperature.

D a gas formed when two elements share two electrons.

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