SCI 302 Content Exam Review

Which of the following is a non-metal?

• Cu (Copper)

• C (Carbon)

• Ca (Calcium)

• Cr (Chromium)

Which of the following is an alkaline earth metal?

• Na

• Mg

• Ge

• O

Which element is in period 3?

• Hydrogen

• Helium

• Titanium

• Aluminum

How many protons does Li have?

• 3

• 6

• 7

• 6.941

How many electrons does non-ionic Li have?

• 3

• 4

• 7

• 6.941

What is the mass number of Li?

• 3

• 4

• 7

• 6.941

How many neutrons are in Li?

• 3

• 4

• 7

• 6.941

How much does one atom of Li weigh?

• 3 amu

• 4 amu

• 7 amu

• 6.941 amu

If an element conducts electricity, is malleable, and shiny and smooth in appearance, and is not highly reactive it is most likely in what family?

• Transition Metals

• Metalloids

• Halogens

• Nobel Gasses

An element that never shares electrons or forms ions is most likely a

• Halogen

• Alkali Metal

• Non-Metal

• Nobel Gas