Chemistry Unit 2 quiz

Which element is the only metalloid that has 3 valence electrons?

• Silicon

• boron

• Germanium

• Arsenic

The most reactive group of metals.

• transition metals

• noble gases

• alkali metals

• carbon group

The least reactive group of elements.

The group that has 6 valence electrons.

The group that has an element named after the father of the periodic table.

The group of metals that produce colorful solutions

Group 14 on the periodic table

The most reactive group of non-metals.

The group that has 3 valence electrons.

Which of the following choices list the elements in increasing ionization energy? (smallest to largest) Select all that apply. 

• K--Na--Li

• As--Br--Kr

• Ni--Pd--Pt

• Xe--Te--Sb

• Ne--Cl--Se