Answer:
boron (B), germanium (Ge), and tellurium (Te)
Answer : Mass
Explanation : Mass measures the amount of matter in a substance or an object.
Answer:
Berryllium
Explanation:
its the most reactive (mark brainliest plz)
Temperature Decreases
Pressure Increases
Salinity Increases
Answer:
The elements are arranged in seven horizontal rows, called periods or series, and 18 vertical columns, called groups.
Explanation:
