NEET 2022 Physics Question Paper with Solutions PDF Code S3

NEET Questions

• 1.

  test

  • test

  • test

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• 2.

  Write a balanced equation for the reaction of molecular nitrogen (N₂) and oxygen (O₂) to form dinitrogen pentoxide. \((f(x)=x^2)\)

  • N₂ + O₂ → N₂O₅ (unbalanced equation)
  • 2N₂ + 5O₂ → 2N₂O₅
  • option 3
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• 3.

  Which of the following is not true for oxidation?

  • addition of oxygen
  • addition of electronegative element
  • removal of hydrogen
  • removal of electronegative element
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• 4.

  A parallel plate air capacitor is charged to a potential difference of V volts. After disconnecting the charging battery the distance between the plates of the capacitor is increased using an insulating handle. As a result the potential difference between the plates

  • increases
  • decreases
  • does not change
  • becomes zero
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• 5.

  At a certain temperature in a 5 L vessel, 2 moles of carbon monoxide and 3 moles of chlorine were allowed to reach equilibrium according to the reaction,$CO + Cl_{2} <=> COCl_2 $ At equilibrium, if one mole of CO is present then equilibrium constant $(K_c)$ for the reaction is :

  • 2
  • 2.5
  • 3
  • 4
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• 6.

  Noradrenaline is a /an

  • Neurotransmitter
  • Antidepressant
  • Antihistamine
  • Antacid
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