Periodic Table Check In

Last updated about 3 years ago
5 questions
Required
2

Based on the description below, which element are the statements describing:
- Silvery-Gray
- Solid
- Small Round Pellets
- Flattened by Hammer

Required
2

Which element below has an identity of 38?

Required
2

Based on the description below, which element are the statements describing:
- Colorless Gas
- Non Metal
- 8 Valence Electrons
- A Nobel Gas

Required
1

Which 2 atom models belong in the same Group?

Required
1

Select which models are highly reactive.