U2S1 Obj A + Obj B

What is the relationship between group number and valence electrons for main group elements?

• Group number equals atomic mass
• Group number equals number of protons
• Group number equals valence electrons
• Group number equals number of shells

How many lone pairs does a nitrogen atom typically have after forming three single bonds?

• 2
• 4
• 1
• 3

What is the Octet Rule?

• Atoms want 8 protons
• Atoms share electrons to form 8 bonds
• All atoms want exactly 8 valence electrons
• Atoms want 8 neutrons

How many bonds can an atom with 6 valence electrons typically form?

• 2
• 1
• 4
• 3

What is the maximum number of single bonds a carbon atom can form?

• 4
• 3
• 2
• 1

How many valence electrons participate in a triple bond?

• 3
• 6
• 4
• 2

What happens with valence electrons during a covalent bond?

• Valence electrons are transferred
• Valence electrons are shared between two nonmetal elements
• Valence electrons are lost
• Valence electrons remain unchanged

Draw the 2D structure of PF3

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• 
• 

Which group mimics Hydrogen in HONC 1234?

• Group 1
• Group 2
• Group 7
• Group 6

How many lone pairs does a group 7 atom typically have after forming one single bond?

• 2
• 3
• 4
• 1