G8: T1L3 Bonding and the periodic table

Atoms tend to be stable and nonreactive it they have _____ valence electrons.

• 0

• 1

• 2

• 8

In the periodic table, the number of valence electrons in each element ________ from left to right across each period.

• increases

• decreases

• stays the same

• doubles

The reactivity of a metal depends on how easily its atoms ________ valence electrons.

• transfer

• multiply

• gain

• lose

Within each ________ in the periodic table, elements have similar properties because they have the same number of valence electrons.

• group

• period

• row

• section

Because it can either lose or share electrons when it combines with other elements, each ________ has some of the properties of metals and some of the properties of nonmetals.

• valence electron

• metalloid

• compound

• chemical

The elemental symbol surrounded by dots is known as a _______.

• dot diagram

• electron blueprint

• valence table

• valence infographic

The elements in Group 17 of the periodic table all have _______.

• 0 valence electrons

• 1 valence electron

• 7 valence electrons

• 17 valence electrons

What is the primary reason noble gases are nonreactive?

• They have a full outer electron shell.

• They have a high atomic mass.

• They have a low atomic number.

• They are all in the same period.

The number of ________ in the atom of an element helps determine its chemical properties.

• protons

• neutrons

• electrons

• valence electrons

Which atomic particle has a charge of +1?

• Neutron

• Proton

• Electron

• Quark