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Taking the wavelength of first Balmer line in hydrogen spectrum (n = 3 to n = 2) as 660 nm, the wavelength of the 2nd Balmer line (n = 4 to n = 2) will be :
28
Nov
Taking the wavelength of first Balmer line in hydrogen spectrum (n = 3 to n = 2) as 660 nm, the wavelength of the 2nd Balmer line (n = 4 to n = 2) will be : Taking the wavelength of first Balmer line in hydrogen spectrum (n = 3 to n = 2) as [...]
When zeolite, which is hydrated sodium aluminium silicate, is treated with hard water, the sodium ions are exchanged with
28
Nov
When zeolite, which is hydrated sodium aluminium silicate, is treated with hard water, the sodium ions are exchanged with is treated with hard water the sodium ions are exchanged with When zeolite which is hydrated sodium aluminium silicate November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The quantum number which may be designed by s , p , d and f instead of number is
28
Nov
The quantum number which may be designed by s , p , d and f instead of number is d and f instead of number is p The quantum number which may be designed by s November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Of the following, the metals that cannot be obtained by electrolysis of the aqueous solution of their salts are (a) Ag (b) Mg (c) Cu (d) Al (e) Cr
28
Nov
Of the following, the metals that cannot be obtained by electrolysis of the aqueous solution of their salts are (a) Ag (b) Mg (c) Cu (d) Al (e) Cr Of the following the metals that cannot be obtained by electrolysis of the aqueous solution of their salts are (a) Ag (b) Mg (c) Cu (d) [...]
The ratio of mass densities of nuclei of 40Ca and 16O is close to
28
Nov
The ratio of mass densities of nuclei of 40Ca and 16O is close to The ratio of mass densities of nuclei of 40Ca and 16O is close to November 28, 2020 Category: Chapter 18 - Atoms and Nuclei , JEE Mains Physics 2002-2019 Solved Video Solutions ,
A nucleus A, with a finite de-Broglie wavelength λA, undergoes spontaneous fission into to nuclei B and C of equal mass. B flies in the same direction as that of A, while C flies in the opposite direction with a velocity equal to half of that of B. The de-Broglie wavelengths λB and λC of B and C are respectively
28
Nov
A nucleus A, with a finite de-Broglie wavelength λA, undergoes spontaneous fission into to nuclei B and C of equal mass. B flies in the same direction as that of A, while C flies in the opposite direction with a velocity equal to half of that of B. The de-Broglie wavelengths λB and λC of [...]
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A nucleus A ,
undergoes spontaneous fission into to nuclei B and C of equal mass. B flies in the same direction as that of A ,
while C flies in the opposite direction with a velocity equal to half of that of B. The de-Broglie wavelengths λB and λC of B and C are respectively ,
with a finite de-Broglie wavelength λA ,
For principal quantum number n = 4 the total number of orbitals having l = 3
28
Nov
For principal quantum number n = 4 the total number of orbitals having l = 3 For principal quantum number n = 4 the total number of orbitals having l = 3 November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The compounds used as refrigerant are (a) NH3 (b) CCl4 (c) CF4 (d) CF2Cl2
28
Nov
The compounds used as refrigerant are (a) NH3 (b) CCl4 (c) CF4 (d) CF2Cl2 The compounds used as refrigerant are (a) NH3 (b) CCl4 (c) CF4 (d) CF2Cl2 November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Azimuthal quantum number defines (a) e/m ratio of electron (b) spin of electron (c) angular momentum of electron (d) Magnetic momentum of electron
28
Nov
Azimuthal quantum number defines (a) e/m ratio of electron (b) spin of electron (c) angular momentum of electron (d) Magnetic momentum of electron Azimuthal quantum number defines (a) e/m ratio of electron (b) spin of electron (c) angular momentum of electron (d) Magnetic momentum of electron November 28, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
In an atom, an electron is moving with a speed of 600 m/s with an accuracy of 0.005 %. Certainty with which the position of the electron can be located is
28
Nov
In an atom, an electron is moving with a speed of 600 m/s with an accuracy of 0.005 %. Certainty with which the position of the electron can be located is an electron is moving with a speed of 600 m/s with an accuracy of 0.005% . Certainty with which the position of the electron [...]