Gold has a configuration of 1s22s22p63s23p63d104824p64d105525p6 45145d10651 What is the amount of energy rings that will be present to hold all the electrons and how many
electrons are on the 4th energy level?
6 and 1
6 and 10
6 and 32
d
5 and 10

Consider the elements bromine and chlorine; which elements has a larger ionic radius ?

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?