Question Answers

Select the correct curve(s) : If v=Velocity of electron in Bohr’s orbit, r=Radius of electron in Bohr’s orbit. P.E=Potential energy of electron in Bohr’s orbit, K.E=Kinetic energy of electron in Bohr’s orbit. K.E=Kinetic energy of electron in Bohr's orbit. r=Radius of electron in Bohr's orbit. P.E=Potential energy of electron in Bohr's orbit Select the correct [...]

Which is/are correct graph ? Which is/are correct graph ? November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,

Select the correct statement(s). A. An orbital with l=0 is symmetrical about the nucleus. Select the correct statement(s). A. An orbital with l=0 is symmetrical about the nucleus. November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,

The radial distribution functions [P(r)] is used to determine the most probable radius, which is used to find the electron in a given orbital dP(r)dr for 1s-orbital of hydrogen like atom having atomic number Z, is dP/dr = 4Z^3/a^30 (2r−2Zr^2/a0)e^−2Zr/a0 : Then which of the following statements is/are correct? is dP/dr = 4Z^3/a^30 (2r−2Zr^2/a0)e^−2Zr/a0 : [...]

Select incorrect statement (s) : (a) If the value of l = O, the electron distribution is spherical. Select incorrect statement (s) : (a) If the value of l = O the electron distribution is spherical. November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry [...]

Select the correct statement(s) regarding 3py ​ orbital: a) total no of nodes are 2 Select the correct statement(s) regarding 3py ​ orbital: a) total no of nodes are 2 November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,

For radial probability curves, which of the following is/are correct? (A) The number of maxima in 2s orbital is two For radial probability curves which of the following is/are correct? (A) The number of maxima in 2s orbital is two November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , [...]

Select the incorrect statement(s): (a) only three quantum numbers n, l and m are needed to define an orbital. l and m are needed to define an orbital. Select the incorrect statement(s): (a) only three quantum numbers n November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi [...]

The angular momentum of electron can have the value(s): The angular momentum of electron can have the value(s): November 10, 2020 Category: Chapter 2 - Atomic Structure (Level 1 and Level 2) , N Awasthi Physical Chemistry ,

Statement 1 : For n=3,l may be 0,1 and 2, and (m) may be 0,0,±1, and 0,±1 and ±2. Statement 2 : For each value of (n) there are 0 to ( n-1) possible values of l, and for each value of l there are (0) to ±1 values of (m). ±1 ±1 and ±2. [...]