Yes, the Ancient Hebrews traded gold.
trade goods
The Hebrews had always been in the Fertile Crescent, which is a place with major trade routes, including part of the famous Silk Road. In addition, there is a sea coast for shipping. When the Hebrews settled in Israel (Canaan), they were in a place that bridged three continents (Asia, Africa, and the nearby Europe).
They traded throughout the Mediterranean, possibly as far north as Turkey.
The Ancient Hebrews traded silver, gold, and land. But electronics weren't invented until the 19th Century.
The Hebrews :)
Avraham (abraham) was first recorded trading (purchasing) with silver (Genesis ch.23).
Yes, among other occupations such as crafts, farming, shepherding, fishing and so on.
How about the Egyptians, Babylonians and others enslaving the Hebrews about 2500 BC? Read Genesis and Exodus in the Old Testament.
Not all of the Israelite tribes, but some of them engaged in fishing and sea-trade, as did the Phoenicians.
The Hebrews' military was an army composed of Hebrews.
Yes, there were Hebrews in the Book of Judges. The Book was also written by Hebrews.