Identify the correct decreasing order of ease of dehydrohalogenation of alkyl halides.
Under isothermal conditions a gas expands from 0.2 dm3 to 0.8 dm3 against a constant pressure of 2 bar at 300 K. Find the work done by the gas.(1 dm3 bar = 100 J)
What is the molar mass of solute when 2.3 gram non-volatile solute dissolved in 46 gram benzene at 30°C? (Relative lowering of vapour pressure is 0.06 and molar mass of benzene is 78 gram mol–1)
Time required for completion of 90% of a first order reaction is ‘t’. What is the time required for completion of 99.9%of the reaction?
Which among the following reactions does NOT form alkyl halides?
How many atoms are in a bcc unit cell?
Froth is a Solution of?
The first oxidation of a secondary alcohol is?
Dows process is used.
The highest oxidation state of manganese is?
The radius of the third bohr orbit for H2 is?
Which is the most unstable carbocation?
Which of the following is not a transition element?
Father of green chemistry is?
In an adiabatic expansion of a gas initial and final temperatures are T1 and T2 respectively then the change in internal energy of the gas is [R = gas constant, γ = adiabatic ratio]
Which from following equations is correct for relation between standard cell potential and equilibrium constant?
Which among the following species can act as an acid as well as base according to Bronsted-Lowry theory?
Identify the correct increasing order of energies of molecular orbitals for F2 molecule.
Which among the following nitrogen bases of polynucleotides is NOT derived from pyrimidine?
Which among the following statements is against to the principles of green chemistry?
Aldol condensation between which of the following compounds followed by dehydration gives 4-Methylpent-3-en-2-one.