For above chemical reactions, identify the correct statement from the following :

Metallic sodium does not react normally with :

Benzene on nitration gives nitrobenzene in presence of HNO3 and H2SO4 mixture, where :

Major product P of above reaction, is :

An organic compound 'A' C4H8 on treatment with KMnO4/H+ yields compound 'B' C3H6O. Compound 'A' also yields compound 'B' an ozonolysis. Compound 'A' is :

Presence of which reagent will affect the reversibility of the following reaction, and change it to a irreversible reaction : CH4 + I2 $$\underset{\mathrm{Re}versible}{\overset{hv}{\rightleftharpoons }}$$ CH3 $$-$$ I + HI

The correct sequence of correct reagents for the following transformation is :

For the following sequence of reactions, the correct products are :

The stereoisomers that are formed by electrophilic addition of bromine to trans-but-2-ene is/are :

The calculated magnetic moments (spin only value) for species $$[FeC{l}_4{]}^{2-}$$, $$[Co(C_2{O}_4{)}_3{]}^{3-}$$ and $$Mn{O}_4^{2-}$$ respectively are :

The hybridization and magnetic nature of $$[Mn(CN{)}_6{]}^{4-}$$ and $$[Fe(CN{)}_6{]}^{3-}$$, respectively are :

In which of the following order the given complex ions are arranged correctly with respect to their decreasing spin only magnetic moment? (i) [FeF6]3$$-$$ (ii) [Co(NH3)6]3+ (iii) [NiCl4]2$$-$$ (iv) [Cu(NH3)4]2+

Match List - I with List - II : List - I List - II (a) $$[Co(N{H}_3{)}_6][Cr(CN{)}_6]$$ (i) Linkage isomerism (b) $$[Co(N{H}_3{)}_3(N{O}_2{)}_3]$$ (ii) Solvate isomerism (c) $$[Cr(H_{2}O{)}_{6}C{l}_3$$ (iii) Co-ordination isomerism (d) $$cis-[CrC{l}_2(ox{)}_2{]}^{3-}$$ (iv) Optical isomerism Choose the correct answer from the options given below :

The correct structures of trans-[NiBr2(PPh3)2] and meridonial-[Co(NH3)3(NO2)3], respectively, are

The secondary valency and the number of hydrogen bonded water molecule(s) in CuSO4 . 5H2O, respectively, are :

According to the valence bond theory the hybridization of central metal atom is dsp2 for which one of the following compounds?

The correct order of intensity of colors of the compounds is :

Spin only magnetic moment of an octahedral complex of Fe2+ in the presence of a strong field ligand in BM is :

Which one of the following species doesn't have a magnetic moment of 1.73 BM, (spin only value)?

Which one of the following species responds to an external magnetic field?