No more than any other substance would. It also depends on the temperature of the diamond, as is would for any object.
Diamond chip is just that, chips of real diamond cut off during the shaping process.
Yes it's real
Take your stone to a local jeweler and ask the jeweler to verify that the diamond is a real diamond. The jeweler will use a device that measures electricity as it passes through the stone.
Half carat is the term used to measure the weight of the real diamond. A diamond's weight does not define or detract from the fact that the diamond is or is not a real diamond.
Generally, yes, so long as the diamond is a gemstone and not an industrial diamond. Because most gem diamonds are smaller than for example, a lens, it's a good idea to simply look for light through the stone. You might not be successful trying to read text through a diamond.
You can take your diamond to a local jeweler who can use a probe to help you figure out if the diamond is a real diamond.
No, a simulant diamond is a fake diamond.
a real diamond can scratch glass and if the diamond gets scratched it's fake
Take your black diamond to a jeweler and ask the jeweler to use the probe to verify that the diamond is a real diamond.
Take your chocolate diamond to a jeweler, who can use a probe to confirm, or not, that the diamond is real, or not.
Supposedly the only way to distinguish the best manufactured white diamond from a real diamond is the fake diamonds are flawless, and no real diamond can be truly flawless. I always wondered about this though, because how hard would it be to add flaws to a fake diamond to make it appear real? So my opinon is there is no way to tell the difference between a real diamond and a fake diamond.
To determine if your diamond is real, use a magnifying glass up and look at the diamond through the glass. Look for imperfections in the stone. If you're unable to find any, then the diamond is probably fake. the majority of real diamonds have imperfections also called inclusions.