A | B |
How many elements are classified as metalloinds? | 7 |
How many elements are classified as noble gases? | 7 |
Magnesium reacts easily with Oxygen. What is another element that would react in a similar way as Oxygen? | Sulfur |
Elements in the same _____ have similar properties? | Family |
In which family would you find Rubidium? | The Alkali Metals |
In which family would you find Bromine? | The Halogens |
Lead is considered a _____? | Poor Metal |
In which PERIOD would you find Cerium? | 6 |
In which period would you find Sodium? | 3 |
How many electron shells or energy levels would an atom of Barium have? | 6 |
How many electron shells or energy levels would an atom of Lithium have? | 2 |
What is the atomic number of Sodium? | 11 |
What is the atomic number of Chlorine? | 17 |
What is the symbol of Boron | B |
What is the atomic number of Boron? | 5 |
What is the mass numbers of Borons stable isotopes? | 10 and 11 |
What is the classification or family of Boron? | Metalloid |
What is the symbol of Manganese? | Mn |
What are the mass numbers of of the stable isotopes of Manganese? | 55 |
What classification or family is Manganese in? | Transition Metal |
What is the symbol of Astatine? | At |
What is the atomic number of Astatine? | 85 |
What classification or family is astatine in? | The Halogens |