Isotopes, Periodic Table & Atoms-Quiz 4

Which element has 2 valence electrons? 

• cesium (Cs) 
• magnesium (Mg)
• boron (B)
• argon (Ar) 

As you move from left to right on the periodic table, the number of valence electrons.......

• Increases

• Decreases

• Remains the same

What are the elements found along the "staircase" called? They have some properties of both metals and non-metals.

• Metalloids

• Non-metals

• Transition metals

• Metals

The neutral particle in the nucleus of an atom is a:

• Proton

• Neutron

• Electron

• Shell

The horizontal rows on the periodic table are called:

• Shells

• Periods

• Groups

• Horizontals

The subatomic particles that are located the farthest from the nucleus are:

• Valence electrons

• Valence protons

• Periodic electrons

• Periodic protons

What is the name for a column on the Periodic Table?

• Group
• Period
• Halogen
• Alkali

What element is represented in this Bohr Model? 

• Carbon
• Hydrogen
• Aluminum
• Lithium

Which element is represented by this Bohr model?

• Helium

• Hydrogen

• Argon

• Silver

How many electrons should Boron have around its Lewis dot model?

• 1
• 3
• 5
• 7