Bohr Diagram & Periodic Table Patterns Check in

What is the primary purpose of a Bohr diagram?

• To show the arrangement of protons in the nucleus
• To illustrate how electrons are arranged around the nucleus
• To represent the chemical properties of an element
• To depict the size of an atom

How many electrons can the first shell of an atom hold according to Bohr's model?

• 2
• 8
• 18
• 32

What is the primary factor that determines the order of elements in the Periodic Table?

• Atomic mass
• Ion charge
• Atomic number
• Reactivity

Which group of elements is known for being the most reactive non-metals?

• Alkali metals
• Noble gases
• Halogens
• Alkaline Earth metals

As you move down a group of metals in the Periodic Table, what trend is observed regarding their reactivity?

• Reactivity decreases
• Reactivity remains the same
• Reactivity increases
• Reactivity fluctuates

What happens to the atomic mass of elements as you move from left to right across a period?

• It decreases
• It remains constant
• It increases
• It varies randomly

Which of the following statements is true about the ion charges of elements in the Periodic Table?

• All elements have a neutral charge
• Ion charges are the same going down the outside groups
• Only metals have positive ion charges
• Non-metals cannot form ions