EVALUATION QUESTIONS AND CORRECT
ANSWERS PRACTICE PACK
●● Mass Number
Answer: equal to the sum of the numbers of protons and neutrons
●● Protons
Answer: Positively charged particles
●● Neutrons
Answer: the particles of the nucleus that have no charge
●● Electrons
Answer: Negative charge
●● Isotopes
Answer: atoms of the same element having different masses because
they contain different numbers of neutrons.
●● Photon
Answer: particle of light
, ●● Cation
Answer: A positively charged ion
●● Anion
Answer: A negatively charged ion
●● Rich Men In Venus Use X-ray Guns
Answer: longest wavelength to shortest wavelength in the
electromagnetic spectrum
●● Electron Configuration
Answer: the ways in which electrons are arranged in various orbitals
around the nuclei of atoms
●● Electron Configuration and the Periodic Table
Answer:
●● Groups
Answer: vertical columns on the periodic table
●● Period
Answer: a horizontal row of elements in the periodic table