List of top Questions asked in MET

In the reaction $NaOH + S → A + Na₂S + H₂O$; A is ________.
When hydrogen peroxide is added to acidified potassium dichromate, a blue colour is produced due to formation of ________.
The relative lowering of vapour pressure of a dilute aqueous solution containing non-volatile solute is 0.0125. The molality of the solution is about ________.
Of the following outer electronic configurations of atoms, the highest oxidation state is achieved by which one of them?
Which of the following electrolytes is least effective in coagulating ferric hydroxide solution?
The activation energy of exothermic reaction $A→ B$ is 80 kJ $mol^-1$. The heat of reaction is 200 kJ $mol^-1$. The activation energy for the reaction $B→ A$ (in kJ $mol^-1$) will be ________.
The IUPAC name of $CH₃-CH(OH)-CH=C(CH₃)-CHO$ is ________.
Which one of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid?
Which of the following does not answer iodoform test?
Consider the acidity of the carboxylic acids: I. PhCOOH, II. $o-NO₂C₆H₄COOH$, III. $p-NO₂C₆H₄COOH$, IV. $m-NO₂C₆H₄COOH$. Which of the following order is correct?
o-toluic acid on reaction with $Br₂$ + Fe gives ________.
Iso-propyl chloride undergoes hydrolysis by ________.
The product of reaction between alcoholic silver nitrite with ethyl bromide is ________.
Which one of the following complexes is an outer orbital complex? (Atomic numbers Mn=25, Fe=26, Co=27, Ni=28)
If we mix a pentavalent impurity in a crystal lattice of germanium, what type of semiconductor formation will occur?
The maximum proportion of available volume that can be filled by hard spheres in diamond is ________.
$E^\circ$ values of $Mg²+/Mg$ is -2.37 V, of $Zn²+/Zn$ is -0.76 V and $Fe²+/Fe$ is -0.44 V. Which of the statements is correct?
The standard emf of a cell involving one electron change is found to be 0.591 V at \( 25^\circ C \). The equilibrium constant of the reaction is ________. (\( F = 96,500 \, \text{C/mol} \))
A silver cup is plated with silver by passing 965C of electricity. The amount of Ag deposited is ________.
Which of the following hexoses will form the same osazone when treated with excess phenyl hydrazine?
Which one of the following is not a protein?
Reduction of nitrobenzene in the presence of $Zn/NH₄Cl$ gives ________.
When ice melts into water, the entropy ________.
Which of the following pairs of complexes will show approximately the same electrical conductance for their 0.001 M aqueous solutions?
The radius of the first Bohr orbit of hydrogen atom is 0.529 $\AA$. The radius of the third orbit $H^+$ will be ________.