Effective nuclear charge and shielding, Slater's rules

28 questions on Effective nuclear charge and shielding, Slater's rules from the Periodic Table and Periodicity chapter: 6 NEET level, 10 JEE Main, 12 JEE Advanced. Each one opens with its answer and solution.

• The effective nuclear charge Z_eff felt by an electron in a multi-electron atom is given by (with Z the atomic number and S the screening constant): NEET level
• Among electrons of the same principal shell, which subshell electrons are the least effective in shielding outer electrons from the nucleus? NEET level
• Using Slater's rules, in which an electron of the 1s group is screened by 0.30 for each other 1s electron, the effective nuclear charge on a 1s electron of heli... NEET level
• On moving from left to right across the third period (Na to Cl), the effective nuclear charge experienced by the valence electrons: NEET level
• Using Slater's rules (0.85 for each electron of the (n-1) shell), the effective nuclear charge on the 2s valence electron of lithium (Z = 3) is: NEET level
• In a multi-electron atom the relative penetration towards the nucleus of electrons in the same shell follows the order: NEET level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Main level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Main level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Main level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Main level
• In a many-electron atom, the energy order of subshells within the third shell is 3s < 3p < 3d whereas in a hydrogen atom all three are equal in energy. The best... JEE Main level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Main level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Main level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Main level
• Which of the following statements about applying Slater's rules are correct? JEE Main level
• Slater's rules are applied to the single valence s electron of the alkali metals Li, Na, K and Rb. Which statements are correct? JEE Main level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level
• Which statements about screening and Slater's rules are correct? JEE Advanced level
• Use the following rule set. Slater's rules: write the configuration in groups (1s)(2s,2p)(3s,3p)(3d)(4s,4p)(4d)(4f)(5s,5p)ldots For an electron in an ns or np g... JEE Advanced level