U2 Properties of Matter End of Unit Test

Use the period square to answer the question.

How many protons does a Lithium atom have?

• 2

• 6.941

• 3

• 7

Use the period square to answer the question.

How many neutrons do most Lithium atoms have?

• 7

• 3

• 0.941

• 4

Use the period square to answer the question.

How many electrons does a balanced Lithium atom have in its ground state?

• 2

• 3

• 4

• 7

Use the Bohr model to answer the question.

How many valence electrons does a Fluorine (F) atom have?

• 9

• 2

• 19

• 7

Use the Bohr model to answer the question.

What is the mass number of a Fluorine atom?

• 19

• 10

• 9

• 7

Use the Bohr model to answer the question.

What is the atomic symbol for Fluorine?

• Fl

• F

• 9p

• 10n

Use the Bohr model to answer the question.

Based on its electron configuration, Fluorine is likely to...

• form a cation by donating an electron

• remain stable and not react with other substances

• form an anion by receiving an electron

• it is impossible to infer how Fluorine is likely to react

Use the Periodic Table to answer the question.

Xenon (Xe) is a noble gas. In which group is Xenon located?

• 2

• 5

• 18

• 21

Use the Periodic Table to answer the question. Beryllium (Be), Magnesium (Mg), Calcium (Ca), Strontium (Sr), Barium (Ba) and Radium (Ra) all belong to which series?

• Halogens

• Transition Metals

• Alkali Metals

• Alkaline Earth Metals

Use the Periodic Table to answer the question.

Which of the following is not a metal?

• Sulfur (S)

• Mercury (Hg)

• Barium (Ba)

• Uranium (U)