Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Identify the incorrect statement among the following (a) There is decrease in the radii of atoms or ion as one proceeds from La to Lu
29
Nov
Identify the incorrect statement among the following (a) There is decrease in the radii of atoms or ion as one proceeds from La to Lu Identify the incorrect statement among the following (a) There is decrease in the radii of atoms or ion as one proceeds from La to Lu November 29, 2020 Category: Uncategorised [...]
Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have a highest third ionization enthalpy
29
Nov
Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have a highest third ionization enthalpy Four successive members of the first row transition elements are listed below with their atomic numbers. Which one of them is expected to have a highest [...]
Lanthanoids are (a) 14 elements in the sixth period (atomic no. = 58 to 71) that are filling 4f sublevel
29
Nov
Lanthanoids are (a) 14 elements in the sixth period (atomic no. = 58 to 71) that are filling 4f sublevel Lanthanoids are (a) 14 elements in the sixth period (atomic no. = 58 to 71) that are filling 4f sublevel November 29, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Among the following series of transition metal ions, the one in which all metals ions have 3d2 electronic configuration is (a) Ti 4+, V 3+, Cr 2+ , Mn 3+
29
Nov
Among the following series of transition metal ions, the one in which all metals ions have 3d2 electronic configuration is (a) Ti 4+, V 3+, Cr 2+ , Mn 3+ Among the following series of transition metal ions Cr 2+ Mn 3+ the one in which all metals ions have 3d2 electronic configuration is (a) [...]
The correct order of ionic radii of Y 3-, La 3+ , Eu 3+ and Lu 3+ is (a) La 3+ < Eu 3+ < Lu 3 + < Y 3+
29
Nov
The correct order of ionic radii of Y 3-, La 3+ , Eu 3+ and Lu 3+ is (a) La 3+ < Eu 3+ < Lu 3 + < Y 3+ Eu 3+ and Lu 3+ is (a) La 3+ < Eu 3+ < Lu 3+ < Y 3+ La 3+ The correct order of [...]
The correct order of ionic radii of Y 3-, La 3+, Eu 3+ and Lu 3+ is (a) La 3+ < Eu 3+ < Lu 3+ < Y 3+
29
Nov
The correct order of ionic radii of Y 3-, La 3+, Eu 3+ and Lu 3+ is (a) La 3+ < Eu 3+ < Lu 3+ < Y 3+ Eu 3+ and Lu 3+ is (a) La 3+ < Eu 3+ < Lu 3+ < Y 3+ La 3+ The correct order of ionic radii [...]
Which one of the following characteristics of the transition metals is associated with their catalytic activity (a) Variable oxidation states
29
Nov
Which one of the following characteristics of the transition metals is associated with their catalytic activity (a) Variable oxidation states Which one of the following characteristics of the transition metals is associated with their catalytic activity (a) Variable oxidation states November 29, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Which of the following has the maximum number of unpaired d-electrons (a) Zn (b) Fe 2+ (c) Ni 3+(d) Cu +
29
Nov
Which of the following has the maximum number of unpaired d-electrons (a) Zn (b) Fe 2+ (c) Ni 3+(d) Cu + Which of the following has the maximum number of unpaired d-electrons (a) Zn (b) Fe 2+ (c) Ni 3+(d) Cu + November 29, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]
Which of the following ionic species will impart colour to an aqueous solution (a) Ti 4+ (b) Cu + (c) Zn 2+ (d) Cr 3+
29
Nov
Which of the following ionic species will impart colour to an aqueous solution (a) Ti 4+ (b) Cu + (c) Zn 2+ (d) Cr 3+ Which of the following ionic species will impart colour to an aqueous solution (a) Ti 4+ (b) Cu + (c) Zn 2+ (d) Cr 3+ November 29, 2020 Category: Uncategorised [...]
A transition element X has a configuration (Ar)3d4 in its +3 oxidation state. Its atomic number is (a) 25 (b) 26 (c) 22 (d) 19
29
Nov
A transition element X has a configuration (Ar)3d4 in its +3 oxidation state. Its atomic number is (a) 25 (b) 26 (c) 22 (d) 19 A transition element X has a configuration (Ar)3d4 in its +3 oxidation state. Its atomic number is (a) 25 (b) 26 (c) 22 (d) 19 November 29, 2020 Category: Uncategorised [...]