MAH-MHT CET (PCM/PCB) entrance exam Question Bank Solutions

The criterion for a spontaneous process is ______.

Which of the following is not the permissible arrangement of electrons in an atom?

Lanthanoids and actinoids resemble in ______.

Identify the weakest oxidising agent among the following.

Nitration ofwhich among the following compounds yields cyclonite?

The Wurtz-Fittig reaction involves condensation of ______.

In assigning R - S configuration, which among the following groups has highest priority?

What is the hybridisation of carbon atom is in fullerene?

Predict the product C obtained in the following reaction of butyne-1.

\[\ce{CH3CH2 - C ≡ CH + HCl -> B ->[HI] C}\]

Standard enthalpy and standard entropy changes for the oxidation of ammonia at 298 K are −382.64 kJ mol⁻¹ and −145.6 JK⁻¹ mol⁻¹, respectively. Standard Gibb's energy change for the same reaction at 298 K is ______.

Which of the following reaction is used to prepare toluene from bromobenzene?

Which of the following factors may be regarded as the main cause of lanthanoid contraction?

Which of the following is called Wilkinson's catalyst?

Which of the following cannot be considered as an application of electrochemical series?

Formation of PCl₃ is explained on the basis of what hybridisation of phosphorus atom?

The most basic hydroxide from the following is:

In the case of R, S configuration the group having the highest priority is ______.

Isostructural species are the ones, that have same shape and hybridisation. Among the given species, identify the isostructural pairs.

Calculate the value `"E"_"cell"^circ` at 298 K for the following cell. 

\[\ce{Al | Al^{3+} (0.01 M) || Sn^{2+} (0.015 M) | Sn}\]

`"E"_("Al"^(3+)//"Al")^circ` = - 1.66 V and `"E"_("Sn"^(2+)//"Sn")^circ` = - 0.14 V

In which of the following reaction the value of K_p will be equal to K_c?