Review test - Chemistry 1.2

Draw Bohr atomic models and Lewis dot diagrams for the following elements: Si, P, Ar

Explain the difference between physical and chemical properties.

Most of the elements on the periodic table are classified as _____.

• Metalloids

• Periods

• Nonmetals

• Metals

These are found on the Periodic Table.

• Bananas

• Mixtures

• Elements

• Compounds

Copper is a common metal. Which of the following properties does this metal most likely have?

• High conductivity, high malleability, and low luster

• Low conductivity, low malleability, and low luster

• High conductivity, high malleability, and high luster

• Low conductivity, high malleability, and high luster

What element groups do you know, list them below?

Describe what is group and period of the periodic table?

What is the Atomic mass of Potassium?

• 20.098

• 39.098

• 19

• 18

What's a valence electron?

• the atomic number

• electrons in the second energy level

• electrons in the innermost energy level

• electrons in the outermost energy level

What is Ionic bonding?

• Bonding that is the result of two elements sharing electrons

• Bonding involving only one atom

• Bonding that is the result of an exchange of electrons between a metal and a nonmetal

• Bonding between two metals