The gas we use in kitchen is in the form of liquid in the cylinder. When it comes out from the cylinder it becomes a gas (step I), then it burns (step II). Choose the correct statement from the following:

Bacteria digest animal waste and produce biogas (step I). The Biogas is the burnt as fuel (step II). Choose the correct statement from the following:

Pick out the correct statement from the following for the compound (I)

At 27^@C , one mole of an ideal gas ocmpressed isothermally and reversibly from a pressure of 2 atm to 1.0 atm, Choose the correct option from the following

In context with the industrial preparation of hydrogen from water gas (CO+H_2) , which of the following is the correct statement?

On treatment of [Ni(NH_(3))_(4)]^(+2) with conc.HC/ two compounds I and II having the same formula [Ni(NH_(3))_(2)Cl_(2)] are obtained, I can be converted into II by boiling with dil.HCI. A solution of I reacts with oxalic acid to form [Ni(NH_(3))_(2)(C_(2)O_(4))] where as II does not react. Point out the correct statement from the following