List of top Questions asked in MET- 2019

All the s-block elements of the periodic table are placed in the groups ....

The magnetic quantum number for d-orbital is given by

XeF\(_2\) is isostructural with

In the process, O\(_2^+\) \(\rightarrow\) O\(_2^{2+}\) + e\(^-\), the electron lost is from

Bond between A and B can be represented by A \(\rightarrow\) B, A\(^+\)B\(^-\), A\(^-\)B\(^+\). If A is more electronegative than B, then least contribution to the actual structure comes from

In the following reaction NaOH + S \(\rightarrow\) A + Na\(_2\)S + H\(_2\)O; A is

SiF\(_4\) gets hydrolysed giving

All ores are minerals, while all minerals are not ores, because

In the reaction, P\(_2\)O\(_5\) + 3CaO \(\rightarrow\) Ca\(_3\)(PO\(_4\))\(_2\), P\(_2\)O\(_5\) acts as

In the given reaction, the oxide of sodium is Na\(_2\)O + H\(_2\)O \(\rightarrow\) 2NaOH

When CO\(_2\) is passed through solution of calcium hydroxide, which one of the following compound is precipitated?

Ferric alum has the composition (NH\(_4\))\(_2\)SO\(_4\)·Fe\(_2\)(SO\(_4\))\(_3\)·xH\(_2\)O. The value of x is

What is the general electronic configuration for 2nd row transition series?

The existence of two different coloured complexes of [Co(NH\(_3\))\(_4\)Cl\(_2\)]\(^+\) is due to

IUPAC name of the compound CH\(_3\)-CH(OH)-CH\(_2\)-CH(CH\(_3\))-CH\(_3\) is

Alkyl halide on heating with alc.NH\(_3\) in a sealed tube results ....

Among H—CHO, CH\(_3\)CHO and C\(_6\)H\(_5\)CHO, which will undergo Cannizzaro's reaction?

The main product of the reaction of CH\(_3\)CONH\(_2\) with Br\(_2\) in aqueous potassium hydroxide medium is

In the reaction, HCHO + CH\(_3\)MgI \(\rightarrow\) A \(\rightarrow\) H\(_2\)O \(\rightarrow\) B + Mg(OH)I. What are A and B?

Acetylation of a secondary amine in alkaline medium yields

In acid medium nitrobenzene is reduced to aniline as shown in the reaction C\(_6\)H\(_5\)-NO\(_2\) + 6[H] \(\rightarrow\) C\(_6\)H\(_5\)-NH\(_2\) + 2H\(_2\)O. The reducing agent used in this reaction is

Acetyl salicylic acid is used as

C\(_6\)H\(_6\) consists of one ring, while naphthalene consists of two rings. Both of them are aromatic and obey the (4n+2) rule. Thus the number of \(\pi\)-electrons inside rings of C\(_6\)H\(_6\) and naphthalene are respectively

In the oxidation of C\(_6\)H\(_5\)-CH\(_2\)-CH\(_3\) by KMnO\(_4\) the product formed is

If the angles between the pair of straight lines represented by the equation \(x^2 - 3xy + \lambda y^2 + 3x - 5y + 2 = 0\) is \(\tan^{-1}(1/3)\). Where \(\lambda\) is a non-negative real number, then \(\lambda\) is