Atoms & Electrons Crossword
This printable crossword puzzle on the topic of Elements & Periodic Table has 16 clues. Answers range from 3 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
an expression which states the number and type of atoms present in a molecule of a substance
negative charge
a form of a chemical element whose atomic nucleus contains a specific number of neutrons, in addition to the number of protons that uniquely defines the element
neutral charge
a substance consisting of atoms which all have the same number of protons
two or more separate elements; a mixture
the number of protons in the nucleus (which is the same as the number of electrons in the atom)
non-metal+non-metal
the mass of an atom of that element
the electrostatic attraction between polar groups that occurs when a hydrogen (H) atom bound to a highly electronegative atom such as nitrogen (N), oxygen (O) or fluorine (F) experiences attraction to some other nearby highly electronegative atom
the basic unit of a chemical element
a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction
positive charge
metal+non-metal
a substance made by mixing other substances together
2 hydrogens+1 oxygen
