Unit 1: Atomic Structure and The Periodic Table

The PES of nitrogen atoms is given. How would the spectrum of oxygen atoms be different?

• Peak A will be around 300 eV

• The height of Peak B will be doubled

• The height of Peak C will be tripled

• Peak A will be around 550 eV

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Answer the accompanying question.

• 5 → 1

  
  

• 6 → 2

  
  

• 4 → 3

  
  

• 2 → 1

  
  

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

NGSS.HS-PS4-4

The graph shows the logarithm of successive IE values. What group is the element in?

• Alkaline Earths

  
  

• Boron Family

  
  

• Carbon Family

  
  

• Oxygen Family

  
  

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following statements are true?

• I, II, III, IV

  
  

• I, II, III

  
  

• II, III, IV

  
  

• II, IV

  
  

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

Answer the accompanying question.

• F

• Al

• Mg

• O

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Answer the accompanying question.

• 3.26 x 10^-17 J

  
  

• 3.26 x 10^-31 J

  
  

• 4.04 x 10^-28 J

  
  

• 4.04 x 10^-19 J

  
  

Tags

NGSS.HS-PS4-1

Answer the accompanying question.

• 3.70 x 10^{-19 J}/_mol

  
  

• 6.12 x 10^{-19 J}/_mol

  
  

• 3.70 x 10^{5 J}/_mol

  
  

• 6.12 x 10^{5 J}/_mol

  
  

Tags

NGSS.HS-PS4-1

Which +3 ion has the electron configuration [Ar] 3d³?

• Fe

• Nb

• Cr

• Mo

Tags

NGSS.HS-PS1-1

Answer the accompanying question.

• 0

• -3.4 eV

• -14.6 eV
  

• -27.2 eV

Tags

NGSS.HS-PS3-1

Which of the following statements is not correct for Element 'E' in the mass spectrum?

• There are six more neutrons between the heaviest and lightest isotopes.

• The heaviest isotope has a mass number of 50.

• It has five isotopes.

  
  

• The mass spectrum belongs to zirconium.