SPS1 Formative Assessment

Front

What is the definition of valence electrons?

Back

Valence electrons are the electrons in the outermost shell of an atom that are involved in forming bonds with other atoms.

Front

How many valence electrons does aluminum (Al) have?

Back

Aluminum has 3 valence electrons.

Front

What is the charge of the most common ion formed by elements in Group 15?

Back

The most common ion formed by elements in Group 15 has a charge of 3-.

Front

Which element has 2 valence electrons?

Back

Magnesium (Mg) has 2 valence electrons.

Front

What are the properties of alkali metals?

Back

Alkali metals are highly reactive, have one valence electron, and are found in Group 1 of the periodic table.

Front

Which element is most likely to have similar properties to sodium (Na)?

Back

Francium (Fr) is most likely to have similar properties to sodium (Na) as they are both alkali metals.

Front

What is the significance of an element's position in the periodic table?

Back

An element's position in the periodic table helps predict its chemical properties and reactivity.

Front

Which element has chemical properties most similar to calcium (Ca)?

Back

Beryllium (Be) has chemical properties most similar to calcium (Ca) as they are both in Group 2.

Front

What is the general trend in reactivity for alkali metals as you move down the group?

Back

The reactivity of alkali metals increases as you move down the group.

Front

What is the common charge of ions formed by alkaline earth metals?

Back

Alkaline earth metals commonly form ions with a charge of 2+.