MAH-MHT CET (PCM/PCB) entrance exam Question Bank Solutions

The best reagent for the following conversion is:

Which of the following interhalogen is a pale brown gas at room temperature?

Identify the CORRECT option according to MOT.

The shape of BrF₅ molecule is ______.

Which of the following interhalogen is a colourless liquid at room temperature?

The +I inductive effect is shown by which of the following groups?

The number of lone pair of electrons present on central atom in the interhalogen XX'₃ molecule:

Which of the following statements is INCORRECT for liquid?

Which of the following shows positive resonance (+R) effect?

BrF undergoes disproportionation to form Br₂ and another interhalogen compound. What is the oxidation state of Br in this interhalogen compound?

According to molecular orbital theory, antibonding molecular orbitals of O₂ contain ____________.

Which of the following alkyl groups shows maximum positive inductive effect?

The most unstable free radical among the following is:

The overlap of σ-p orbitals is called ____________.

Which of the following is the most unstable carbocation?

According to molecular orbital theory, which of the following will NOT be viable?

Which element among the following does NOT form diatomic molecules?

H₂ molecule is more stable than Li₂ molecule, because ______.

Which of the following molecules has bond order zero?

The electronic configuration of Be₂ molecule according MOT is ______.