EAPCET - Chemistry Mock Tests

In the nitration of benzene, what is the electrophile that attacks the benzene ring?

At high pressure, the compressibility factor Z = PV/nRT for a real gas described by the van der Waals equation (neglecting 'a') is:

Which of the following molecules has the highest dipole moment?

The half-life of a first-order reaction is 69.3 seconds. The rate constant k is:

Which of the following is the correct order of crystal field splitting energy (Δ₀) for the following cobalt complexes?

One mole of an ideal gas at 300 K and 10 atm pressure expands isothermally against a constant external pressure of 1 atm until its final pressure is 1 atm. The heat absorbed (q) during this process is (C_v = 20.8 J·K⁻¹·mol⁻¹, R = 8.314 J·K⁻¹·mol⁻¹, ln(10) = 2.303):

The product formed when acetone reacts with Grignard reagent (CH₃MgBr) followed by hydrolysis is:

Aniline reacts with bromine water to give: