The reaction, Cr_2O_3 + 2Al rarr Al_2O_3 + 2Cr (DeltaG^@ = -421KJ) is thermodynamically feasible as is apparent from the Gibbs energy value. Why does it not take place at room temperature?

Name a metal which is in liquid state at room temperature.

Answer the following: Why H_2O is a liquid whereas H_2S is gas at room temperature?

Why is ICL more reactive than I_2 ?

What happens when aniline reacts with bromine water at room temperature?

Which of the following gas mixture does not obey Daltons law of Partial Pressure at room temperature?

State whether the following statements are true or false: All metals exist in solid state at room temperature.

A sphere ,a cubeand a thin circular plate,all made of the same meteriel and having the same mass are initially heated to a temperature of 200°C .Which of them will cool fastest and which one slowest when left in air at room temperature?

Give two reasons to justify- Water at room temperature is a liquid.