Knowing That Indium Is a Member of Group IIIA (13)and

question 87

Multiple Choice

Knowing that indium is a member of group IIIA (13) and selenium is listed under group VIA (16) , which of the following compounds should result from a reaction between these two elements?

• A)InSe
• B)In₂Se₃
• C)In₅Se₃
• D)Se₅In₃

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Definitions:

Instillation

The process of slowly pouring or dropping a liquid into a body cavity or onto a surface.

Lower Eyelid

The lower portion of skin and tissue that covers and protects the eye; essential in the blink reflex and helps maintain eye moisture.

Sublingual Nitroglycerin

A medication used to relieve chest pain (angina) by dissolving under the tongue for rapid absorption into the bloodstream.

Swallowing

The process by which food moves from the mouth to the stomach through coordinated muscle contractions.