NEET 2022 Physics Question Paper with Solutions PDF Code Q5

NEET Questions

• 1.

  The reagent which can do the conversion $CH _{3} COOH \longrightarrow CH _{3}- CH _{2}- OH $ is

  

  • $LiAIH_4$ / ether
  • $H_2, Pt$
  • $NaBH_4$
  • $Na$ and $C_2H_5OH$
  View Solution

  ---

• 2.

  Which of the following is not true for oxidation?

  • addition of oxygen
  • addition of electronegative element
  • removal of hydrogen
  • removal of electronegative element
  View Solution

  ---

• 3.

  Penicillin was first discovered by

  • Alexander Fleming
  • Tence and Salke
  • S.A. Waksman
  • Louis Pasteur
  View Solution

  ---

• 4.

  What will be the equilibrium constant of the given reaction carried out in a $ 5 \,L $ vessel and having equilibrium amounts of $ A_2 $ and $ A $ as $ 0.5 $ mole and $ 2 \times 10^{-6} $ mole respectively ? The reaction : $ \ce{A2 <=> 2A} $

  • $ 0.16 \times 10^{-11} $
  • $ 0.25 \times 10^{5} $
  • $ 0.4 \times 10^{-5} $
  • $ 0.2 \times 10^{-11} $
  View Solution

  ---

• 5.

  Minority carriers in a $p-type$ semiconductor are

  

  • Holes
  • Free electrons
  • Both holes and free electrons
  • Neither holes nor free electrons
  View Solution

  ---

• 6.

  Noradrenaline is a /an

  • Neurotransmitter
  • Antidepressant
  • Antihistamine
  • Antacid
  View Solution