8.5C Periodic Table

Front

Element with 2 valence electrons and 3 energy levels. Options: 1, 2, 3, 4

Back

1

Front

Element with 2 valence electrons and 1 energy level. Options: 1, 2, 3, 4

Back

4

Front

Which pair of properties describe the elements in group 18?

Back

They are gases at room temperature and are stable.

Front

Which statement best describes the position of the two elements in the periodic table?

Back

The two elements are in the same group, with Mg just above Ca.

Front

Which of these elements is in this group?

Lithium

,

Silicon

,

Aluminum

,

Strontium

Back

Strontium

Front

Which two elements on the periodic table are in the same group? Options: Na and He, O and C, Li and Ne, He and Ar

Back

He and Ar

Front

Which pair of properties describes the elements in Group 1?

Back

They are the most reactive metals

Front

How many valence electrons are in an element in group 15 in the periodic table?

Back

5

Front

Which two atoms are elements in the same group in the periodic table? Options: Atom 3 and Atom 4, Atom 1 and Atom 4, Atom 3 and Atom 2, Atom 1 and Atom 2

Back

Atom 1 and Atom 4

Front

Which two atoms are elements that belong in period two in the periodic table?

Back

Atom 3 and Atom 4