Copper powder behaves like iron powder when it is mixed with sulphur. what would happen if the powders were heated together in a test tube.

What type of electromagnetic radiation has a shorter wavelength than blue light

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

Draw the structure for 5-isopropyl-2-methyl-3-nonene