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The density of chlorine relative to air is
Which of the following has the highest mass ?
0.7 g of is dissolved in 10 mL of water, 20mL of which required 19.8 mL of 0.1 N HCl. The value of x is
The energy of an electron in the first Bohr orbit of H-atom is –13.6 eV. The possible energy values(s)
of the excited state(s) for electrons in Bohr orbits of hydrogen is (are)
If n and l are respectively the principal and azimuthal quantum numbers, then the expression for calculating total number of electrons in any energy level is
If n and l are principal and azimuthal quantum numbers respectively, then the expression for calculating the total number of electrons in any energy level is
Arrange the elements with the following electronic configurations in increasing order of electron affinity
Which among the following is likely to show geometrical isomerism?