The p-Block Elements

Bihar Board Class 12 · Chemistry · 73 past questions

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1. Q3 2026 Set A2024 Set D

   Which of the following has the highest bond energy ?

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2. Q21 2024 Set D

   Which of the following elements has electronic configuration $1s^2\, 2s^2\, 2p_x^1\, 2p_y^1\, 2p_z^1$ ?

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3. Q22 2024 Set D

   Which of the following oxides of nitrogen is called laughing gas ?

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4. Q23 2024 Set D

   Which of the following is the molecular formula of Orthophosphoric acid ?

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5. Q24 2024 Set D

   The structure of $XeF_4$ is

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