a rock ?
yes it is but a very poor conductor
No, brick is a very poor conductor.
A nail is a very poor but srong so middle conductor
it is a conductor, but rather a very weak one. VERY WEAK
Yes, gold is an excellent conductor, and therefore a very poor insulator.
It is a poor conductor.
lemon juice with salt will act as a very good conductor also vinegar is a conductor but not a very good one
No, eureka is a very poor electrical conductor.
Yes, gold is an excellent conductor, and therefore a very poor insulator.
No, xenon is not a conductor of electricity. It is a noble gas and does not readily conduct electricity under normal conditions.
Cobalt is not a very good conductor as copper or silver; the electrical resistivity is 62,4 nohm.m
helium is an insulator (poor conductor) of heat