Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
(Sc(H2))6) 3+ ion is (a) Colourless and dimagnetic (b) Coloured and octahedral (c) Colourless and paramagnetic
01
Dec
(Sc(H2))6) 3+ ion is (a) Colourless and dimagnetic (b) Coloured and octahedral (c) Colourless and paramagnetic (Sc(H2))6) 3+ ion is (a) Colourless and dimagnetic (b) Coloured and octahedral (c) Colourless and paramagnetic December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
An element X with the electronic configuration 1s^2 , 2s^2 2p^6 , 3s^2 would be expected to form the chloride with the formula
01
Dec
An element X with the electronic configuration 1s^2 , 2s^2 2p^6 , 3s^2 would be expected to form the chloride with the formula 2s2 2p6 3s^2 would be expected to form the chloride with the formula An element X with the electronic configuration 1s^2 December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
Rust is (a) FeO + Fe(OH)2 (b) Fe2O3 (c) Fe2O3 + Fe(OH)2 (d) Fe2O3 and Fe(OH)3
01
Dec
Rust is (a) FeO + Fe(OH)2 (b) Fe2O3 (c) Fe2O3 + Fe(OH)2 (d) Fe2O3 and Fe(OH)3 Rust is (a) FeO + Fe(OH)2 (b) Fe2O3 (c) Fe2O3 + Fe(OH)2 (d) Fe2O3 and Fe(OH)3 December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
When ferric oxide reacts with NaOH, the product formed is (a) NaF (b) FeCl3 (c)Fe(OH)3 (d) NaFeO2
01
Dec
When ferric oxide reacts with NaOH, the product formed is (a) NaF (b) FeCl3 (c)Fe(OH)3 (d) NaFeO2 the product formed is (a) NaF (b) FeCl3 (c)Fe(OH)3 (d) NaFeO2 When ferric oxide reacts with NaOH December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Which of the following metal gives hydrogen gas, when heated with hot concentrated alkali (a) Cu (b) Ag (c) Zn
01
Dec
Which of the following metal gives hydrogen gas, when heated with hot concentrated alkali (a) Cu (b) Ag (c) Zn when heated with hot concentrated alkali (a) Cu (b) Ag (c) Zn Which of the following metal gives hydrogen gas December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
In acidic medium, CrO4 2- changes to (a) Cr2O7 2- (b) Cr 3+ (c) Cr (IV) (d) Cr2O3
01
Dec
In acidic medium, CrO4 2- changes to (a) Cr2O7 2- (b) Cr 3+ (c) Cr (IV) (d) Cr2O3 CrO4 2- changes to (a) Cr2O7 2- (b) Cr 3+ (c) Cr (IV) (d) Cr2O3 In acidic medium December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The order of stability of metal oxides is (a) Cr2O3 < MgO < Al2O3 < FeO3 (b) Fe2O3 < Cr2O3 < Al2O3 < MgO
01
Dec
The order of stability of metal oxides is (a) Cr2O3 < MgO < Al2O3 < FeO3 (b) Fe2O3 < Cr2O3 < Al2O3 < MgO The order of stability of metal oxides is (a) Cr2O3 < MgO < Al2O3 < FeO3 (b) Fe2O3 < Cr2O3 < Al2O3 < MgO December 1, 2020 Category: Uncategorised (JEE Advanced [...]
A developer used in photography is (a) A weak acid (b) A weak base (c) A mild reducing agent (d) An oxidizing agent
01
Dec
A developer used in photography is (a) A weak acid (b) A weak base (c) A mild reducing agent (d) An oxidizing agent A developer used in photography is (a) A weak acid (b) A weak base (c) A mild reducing agent (d) An oxidizing agent December 1, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
How many moles of iodine are liberated when 1 mole of potassium dichromate reacts with potassium iodide (a) 1 (b) 2 (c) 3 (d) 4
01
Dec
How many moles of iodine are liberated when 1 mole of potassium dichromate reacts with potassium iodide (a) 1 (b) 2 (c) 3 (d) 4 How many moles of iodine are liberated when 1 mole of potassium dichromate reacts with potassium iodide (a) 1 (b) 2 (c) 3 (d) 4 December 1, 2020 Category: Uncategorised [...]
The electronic structure of four elements A , B , C , D are (a) 1s^2 (b) 1s^2 , 2s^2 2p^2 (c) 1s^2 , 2s^2 2p^5 (d) 1s^2 , 2s^2 2p^6 The tendency to form electrovalent bond is largest in
01
Dec
The electronic structure of four elements A , B , C , D are (a) 1s^2 (b) 1s^2 , 2s^2 2p^2 (c) 1s^2 , 2s^2 2p^5 (d) 1s^2 , 2s^2 2p^6 The tendency to form electrovalent bond is largest in 2s^2 2p^2 (c) 1s^2 2s^2 2p^5 (d) 1s^2 2s^2 2p^6 The tendency to form electrovalent [...]