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JEE Main

$sp_{3}d_{2}$ hybridization is not displayed by :

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The gas leaked from a storage tank of the Union Carbide plant in Bhopal gas tragedy was:

If $[a×bb×cc×a]=λ[abc]_{2}$, then l is equal to

Which of the following represents the correct order of increasing first ionization enthalpy for Ca, Ba, S, Se and Ar?

Two Faraday of electricity is passed through a solution of $CuSO_{4}$. The mass of copper deposited at the cathode is : (at. mass of Cu = 63.5 amu)

This question has statement I and statement II. Of the four choices given after the statements, choose the one that best describes the two statements. Statement- I: Higher the range, greater is the resistance of ammeter. Statement- II: To increase the range of ammeter, additional shunt needs to be used across it.

The set of all values of $λ$for which the system of linear equations : $2x_{1}−2x_{2}+x_{3}=λx_{1}$$2x_{1}−3x_{2}+2x_{3}=λx_{2}$$−x_{1}+2x_{2}=λx_{3}$has a non-trivial solution,

As an electron makes a transition from an excited state to the ground state of a hydrogen - like atom/ion :

Let $[ϵ_{0}]$ denote the dimensional formula of the permittivity of vacuum. If M = mass, L = length, T = time and A = electric current, then: