Semester 1 Exam

Which group of elements typically forms cations and has two valence electrons?

• Alkali metals

• Alkaline Earth metals

• Noble Gasses

• Halogens

What type of ion is typically formed by copper?

• Anion

• Cation

• Neutral

• none are correct

Which noble gas does not have a complete 8 valence electrons in its outer shell?

• He

• Ne

• Ar

• all of them

• none are correct

Periods in the periodic table are:

• Vertical columns with varying properties

• Vertical columns with identical properties

• Horizontal rows with varying properties

• Horizontal rows with identical properties

Which letter represents an atom in the noble gas group of elements?

• A

• B

• C

• D

• E

Which letter represents an atom in the alkali metal group of elements?

• A

• B

• C

• D

• E

Which letter represents an atom in the earth metals group of elements?

• A

• B

• C

• D

• E

Which element is expected to have the smallest atomic radius based on periodic trends?

The atomic radius decrease as you move left to right on the P.T.

and increase as you move top to bottom on the P.T.

• Li

• F

• Si

• Cl

Which of the following elements is not an alkali metal?

• Li

• Na

• B

• All are alkali metals

Which of the following elements is not typically considered a metal?

• Helium

• Iron

• Copper

• All are metals