CUET Sociology Question Paper 2022: Download UG Question Paper with Answer Key PDF

CUET Questions

• 1.

  What happens when C₆H₅–O–R is treated with HX?

  • RX and C₆H₅OH are formed
    
  • ROH and C₆H₅X are formed
    
  • C₆H₄X₂ and ROH are formed
    
  • RX and C₆H₅X are formed
    
  View Solution

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• 2.

  What comes next in the series? 
  \(2, 6, 12, 20, 30, \ ?\)

  • 40
    
  • 42
    
  • 36
    
  • 44
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• 3.

  The atomic number of Lanthanum is 57. Its electronic configuration will be ......

  • \([Xe] 5d^1 6s^2\)
    
  • \([Xe] 4f^1 5d^1\)
    
  • \([Xe] 4f^3\)
    
  • \([Xe] 4f^1 5d^1 6s^2\)
    
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• 4.

  Two point charges, 4 µC and -3 µC (with no external field) are placed at (-6 cm, 0, 0) and (6 cm, 0, 0), respectively. The amount of work required to separate the two charges infinitely away from each other will be
  

  • 0.9 J
    
  • 0.18 J
    
  • -0.9 J
    
  • -0.018 J
    
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• 5.

  The reagent(s) used in hydroboration oxidation of propene are:
  (A) B\(_2\)H\(_6\)
  (B) H\(_2\)O
  (C) H\(_2\)O\(_2\)
  (D) OH\(^-\)
  

  • (A), (B) and (D) only
    
  • (A), (B) and (C) only
    
  • (A), (B), (C) and (D)
    
  • (B), (C) and (D) only
    
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• 6.

  Find the ratio of de-Broglie wavelengths of deuteron having energy E and \(\alpha\)-particle having energy 2E :
  

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