In 1913 Niels Bohr proposed a new model of the atom that included quantized electron orbits: electrons still orbit the nucleus much as planets orbit around the sun, but they are only permitted to inhabit certain orbits, not to orbit at any distance.
About reports the melting point of gold is 1,064.43 degrees Celsius. The melting point of a solid is the temperature at which it becomes a liquid. Gold's boiling point is 2,807 degrees Celsius.
For example: Silver brazing, depending on the alloy, has a range of 1045 Â°F to 1700 Â°F. The alloy bonds the two metals together when flux, alloy and adequate heat are applied to a clean joint with the proper fit-up. Some alloys require 0.001-0.003 gap in the base metals, while some work best with a gap of 0.005.