Which term best describes a group of atoms bonded together* Valence Electron
Group Number
Periodicity
Molecule

Arrange the elements in order of increasing electronegativity. use the periodic table to you arrange the elements. p o k mg

What are the advantages of using the metric system? designed as a decimal system making conversions simpler more accurate system of measurement has prefixes that correspond to an amount to use with all base units used by the entire scientific community

When a beta particle is emitted, the mass number of the nucleus a. decreases by one b. increases by one c. remains the same d. decreases by two