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Which of the following is the most basic oxide?
Among the following complexes, the one which shows zero crystal field stabilisation energy (CFSE) is:
The angular shape of ozone molecule ($O_3$) consists of:
Given below are two statements: **Statement I:** $[Co(NH_3)_6]^{3+}$ is a homoleptic complex, whereas $[Co(NH_3)_4Cl_2]^+$ is a heteroleptic complex. **Statement II:** Complex $[Co(NH_3)_6]^{3+}$ has only one kind of ligand but $[Co(NH_3)_4Cl_2]^+$ has more than one kind of ligands. In light of the above statements, choose the correct answer from the options given below:
A body is executing simple harmonic motion with frequency '$n$', the frequency of its potential energy is
Which of the following statements is false?
Which of the two ions from the list given below have the geometry that is explained by the same hybridisation of orbitals, $NO_2^-$, $NO_3^-$, $NH_2^-$, $NH_4^+$, $SCN^-$?
In a regular octahedral molecule, $MX_{6}$, the number of $X–M–X$ bonds at 180º is:
The incorrect statement among the following for sigma- ($\sigma$) and pi- ($\pi$) bonds formed between two carbon atoms is:
The infectious stage of Plasmodium that enters the human body is:
The pair of species with the same bond order is:
In which of the following pairs, the two species are iso-structural?
Which of the following set of molecules will have zero dipole moment?
The potential energy (y) curve for $H_{2}$ formation as a function of internuclear distance (x) of the $H$ atoms is shown below. The bond energy of $H_{2}$ is:
Which of the following statements is incorrect?
The relation between $\Delta E$ and $\Delta H$ is:
Which molecule among the following is non-polar?
Match the oxide given in Column-I with its property given in Column-II: **Column-I** (i) $Na_2O$ (ii) $Al_2O_3$ (iii) $N_2O$ (iv) $Cl_2O_7$ **Column-II** (a) Neutral (b) Basic (c) Acidic (d) Amphoteric Which of the following options is correct?
The dipole moment of compound AB is 10.92 D and that of compound CD is 12.45 D. If the bond length of AB is 2.72 $\text{\AA}$ and that of CD is 2.56 $\text{\AA}$, then for these compounds the correct statement is:
From his experiments, S.L. Miller produced amino acids by mixing the following in a closed flask