Which of the Following Is a Metal

question 52

Multiple Choice

Which of the following is a metal?

• A)Nitrogen, N, Z = 7
• B)Phosphorus, P, Z = 15
• C)Arsenic, Z = 33
• D)Thallium, Tl, Z = 81
• E)Silicon, Si, Z = 14

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Definitions:

Byzantine

The art, territory, history, and culture of the Eastern Christian Empire and its capital of Constantinople (ancient Byzantium).

Egyptian

Pertaining to the culture, people, or history of Egypt, especially that of ancient Egypt.

Mechanical Timing Relays

Electromechanical devices that operate based on a timer mechanism to open or close contacts after a predetermined time delay. They are used in various applications, including control and automation systems.

PLC Timers

Refers to programmable logic controller timers, which are software-based clocks that enable time-based control in automation processes.