All of the different types of electromagnetic radiation (light, x-rays, ultraviolet radiation, and so on) make up the
atomic spectrum
electromagnetic spectrum.
sunlight
spectral lines,

The electron configurations of two different atoms are shown below. each yellow electron has a charge of 1−, and the net charge of each nucleus is shown. these atoms will combine with bond. a. an ionic b. a positive c. a negative d. a covalent plzzz mee with !

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?