Interpreting the Periodic Table Lab Quiz

What is the purpose of Activity 1?

• To study the characteristics and trends of elements

• To investigate the reactivity of halide salts

• To organize elements into logical groups

• To observe the periodic table of elements

What is the trend in reactivity down a group in the periodic table? (Activity 3)

• Varies

• Decreases

• Increases

• Stays the same

What is the trend in electronegativity across a period in the periodic table? (Activity 2)

• Increases

• Stays the same

• Decreases

• Varies

Drag and drop the correct answer: Chlorine is in group​ (a)   and period ​ (b)  

• 17
• 3
• 4
• 11
• 15
• 2

What is similar about the three reactions in Activity 4 (select 2)?

• Formation of a precipitate

• No reaction observed

• Formation of a gas

• Change in color

Elements in the Periodic table are arranged in order of increasing

• atomic mass

• ionic size

• atomic number

• number of neutrons

___________ a chemical property that describes the tendency of an atom to attract electrons toward itself. (Activity 2)

• electronegativity

• valence electrons

• first ionization energy

• atomic radius

In Activity 3, which element was the least reactive ?

• calcium

• magnesium

• copper

• zinc

What is the trend in atomic radius across a period in the periodic table? (Activity 2)

• Increases

• Decreases

• Varies

• Stays the same

Elements in the same _________ have similar properties.