Chemistry Test ...

The bond between carbon - 1 and carbon -2 in the compound N ≡ C − CH = CH₂ is

When enthalpy and entropy change for a chemical reaction are -2.5 x10³ cals and 7.4 cals deg^⁻1 respectively . Predict that reaction at 298 K is

The chemical equilibrium of a reversible reaction is not influenced by

The rate of reaction, A + B → products; is given by the equation, r = k [A] [B]. If B is taken in large excess, the order of the reaction would be

Streptomycin, a well known antibiotic, is a derivative of

Which of the following electronic configuration corresponds to an inert gas?

The IUPAC name of the compound having the molecular formula Cl₃C-CH₂CHO is

The heat of combustion of methane at 298K is expressed by CH₄ (g) + 2O2 (g) → CO₂ (g) + 2H₂O (l), ΔH = − 890.2 k J. The magnitude of ΔE of the reaction at this temperature is

The limiting molar conductivities for NaCl. KBr and KCl are 126, 152 and 150 S-cm²-mol^⁻1 respectively. The molar conductivity of NaBr i

Oxygen and cyclopropane at partial pressure of 570 torr and 170 torr respectively are mixed in a gas cylinder. What is the ratio of the number of moles of cyclopropane to the number of moles of oxygen ?