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The correct order of increasing thermal stability of $\text{K}_2\text{CO}_3$, $\text{MgCO}_3$, $\text{CaCO}_3$ and $\text{BeCO}_3$ is:
If the main axis of a diatomic molecule is z, then the molecular orbital $p_x$ and $p_y$ overlap to form which of the following orbital:
In which of the following pairs, both the species are not isostructural?
Which pair of ions among the following list do not constitute an iso-electronic pair?
The correct increasing order of bond angles in the following species is:
The correct order of increasing bond length of $\text{C-H}$, $\text{C-O}$, $\text{C-C}$ and $\text{C=C}$ is:
Identify the incorrect statement among the following:
The compound that gives a pair of enantiomorphs is: (en = NH₂CH₂CH₂NH₂)
Which of the following species contains equal number of $\sigma$ and $\pi$ bonds?
Decreasing order of stability of $\text{O}_2$, $\text{O}_2^-$, $\text{O}_2^+$ and $\text{O}_2^{2-}$ is:
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?
Considering the state of hybridisation of carbon atoms, find out the molecule among the following which is linear.
Arrange the following species in increasing order of their dipole moments: $NH_3, NF_3, BF_3, H_2O$
In which of the following pairs of molecules/ions, the central atoms have $sp^2$ hybridization?
Paper chromatography is an example of
Which of the following pairs of species have the same bond order?
The number of geometrical isomers shown by [Pt(Py)(NH₃)BrCl] is:
In which of the following compounds is an intramolecular hydrogen bond present?
Match List-I with List-II. **List-I (Compound)** A. $NH_3$ B. $BrF_5$ C. $XeF_4$ D. $SF_6$ **List-II (Shape/geometry)** I. Trigonal Pyramidal II. Square Planar III. Octahedral IV. Square Pyramidal
The carbonyl compound with the strongest C-O bond is: