Unit 1 REVIEW

Each column in the periodic table is called a 

• period
• group
• cluster
• unit

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

Which element is not a metal?

• H
• Re
• Al
• K

Which is a halogen?

• Helium
• Chlorine
• Oxygen
• Neptune

What period and group is Silver (Ag)? 

• Period 2, Group 1
• Period 3, Group 16
• Period 5, Group 11
• Period 2, 14

Rows on the period table are called _____ while columns are called _____.

• groups, families
• groups, periods
• periods, groups
• families, groups

The period for Bromine is ___________.

• 3
• 2
• 4

Beryllium is in group number______.

• Group 2
• Group 3
• Group 4
• Group 7

What is the correct electron configuration for Boron

• 1s²2s²2p¹
• 1s²2s²2p²
• 1s²2s¹1p¹
• 1s²2s¹2p¹

What is the correct electron configuration for Selenium

• 1s²2s²2p⁶3s²3p⁶4s²4d¹⁰4p⁴
• 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁴
• 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p³
• 1s²2s²2p⁶3s²3p⁶4s²4d¹⁰4p⁴³