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Which of the following pairs share both isoelectronicity and isostructural characteristics? $\text{NO}_3^-$, $\text{CO}_3^{2-}$, $\text{ClO}_3^-$, $\text{SO}_3$
A complex ion among the following that can absorb visible light is: (At. no. Zn = 30, Sc = 21, Ti = 22, Cr = 24)
The order of energy absorbed, which is responsible for the color of complexes, is: (A) $[Ni(H_2O)_2(en)_2]^{2+}$ (B) $[Ni(H_2O)_4(en)]^{2+}$ (C) $[Ni(en)_3]^{2+}$
A paramagnetic molecule among the following is:
Consider the given compound: In the given options, the following for the above compound are, respectively: (i) $sp^{2}$ hybridised carbon atoms and (ii) $\pi$ bonds.
The correct statement among the following about $[Co(CN)_6]^{3-}$ is :
An isostructural compound with $XeF_2$ among the following is:
Increasing order of bond length is:
What is the dominant intermolecular force that must be overcome in converting liquid $CH_3OH$ to a gas?
In which of the following pairs of molecules/ions, the central atoms have $sp^2$ hybridization?
In which of the following compounds is an intramolecular hydrogen bond present?
Which of the following has the minimum bond length?
Identify the wrong statement with regard to Restriction Enzymes.
Among the following, the pair in which the two species are not isostructural is:
Which of these following methods is the most suitable for disposal of nuclear waste?
For the gas phase reaction, $\text{PCl}_5\text{(g)} \rightleftharpoons \text{PCl}_3\text{(g)} + \text{Cl}_2\text{(g)}$, which of the following conditions is correct?
One mole of an ideal gas at $300\text{ K}$ is expanded isothermally from an initial volume of $1\text{ litre}$ to $10\text{ litres}$. The $\Delta E$ for this process is: ($R = 2\text{ cal mol}^{-1}\text{K}^{-1}$)
The maximum elongation of a steel wire of $1 \text{ m}$ length if the elastic limit of steel and its Young's modulus, respectively, are $8 \times 10^8 \text{ N m}^{-2}$ and $2 \times 10^{11} \text{ N m}^{-2}$, is:
Match Column - I with Column - II Column - I Column - II (a) Saprophyte (i) Symbiotic association of fungi with plant roots (b) Parasite (ii) Decomposition of dead organic materials (c) Lichens (iii) Living on living plants or animals (d) Mycorrhiza (iv) Symbiotic association of algae and fungi Choose the correct answer from the option given below (a) (b) (c) (d) (1) (i) (ii) (iii) (iv) (2) (iii) (ii) (i) (iv) (3) (ii) (i) (iii) (iv) (4) (ii) (iii) (iv) (i)
Match List-I with List-II: List-I (Events) A. Chromosomes start pairing together to form synaptonemal complex B. Chromosomes visible under light microscope and compaction continues C. Four chromatids of bivalent chromosomes become distinct and recombinant nodules appear D. Dissolution of synaptonemal complex List-II (Prophase-I) I. Pachytene II. Zygotene III. Diplotene IV. Leptotene