Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Which of the following is a use of alum (a) Making explosives (b) Bleaching clothes (c) Water softening (d) All of the above
13
Nov
Which of the following is a use of alum (a) Making explosives (b) Bleaching clothes (c) Water softening (d) All of the above Which of the following is a use of alum (a) Making explosives (b) Bleaching clothes (c) Water softening (d) All of the above November 13, 2020 Category: Uncategorised (JEE Advanced Physics by [...]
The strongest reducing agent of the alkali metal is (a) Li (b) Na (c) K (d) Cs
13
Nov
The strongest reducing agent of the alkali metal is (a) Li (b) Na (c) K (d) Cs The strongest reducing agent of the alkali metal is (a) Li (b) Na (c) K (d) Cs November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
NaOH is manufactured by electrolysis of brine solution. The products of the reaction are (a) Cl2 and H2 (b) Cl2 and Na – Hg (c) Cl2 and Na
13
Nov
NaOH is manufactured by electrolysis of brine solution. The products of the reaction are (a) Cl2 and H2 (b) Cl2 and Na – Hg (c) Cl2 and Na NaOH is manufactured by electrolysis of brine solution. The products of the reaction are (a) Cl2 and H2 (b) Cl2 and Na - Hg (c) Cl2 and [...]
Which metal forms amide with NH3 at 300 C (a) Mg (b) Pb (c) Al (d) Na
13
Nov
Which metal forms amide with NH3 at 300 C (a) Mg (b) Pb (c) Al (d) Na Which metal forms amide with NH3 at 300 C (a) Mg (b) Pb (c) Al (d) Na November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
K, Ca and Li metals may be arranged in the decreasing order of their standard electrode potentials as (a) K, Ca, Li (b) Li, K, Ca (c) Li, Ca, K
13
Nov
K, Ca and Li metals may be arranged in the decreasing order of their standard electrode potentials as (a) K, Ca, Li (b) Li, K, Ca (c) Li, Ca, K Ca Ca (c) Li Ca and Li metals may be arranged in the decreasing order of their standard electrode potentials as (a) K K Li [...]
Which is an ore of potassium (a) Carnellite (b) Cryolite (c) Bauxite (d) Dolomite
13
Nov
Which is an ore of potassium (a) Carnellite (b) Cryolite (c) Bauxite (d) Dolomite Which is an ore of potassium (a) Carnellite (b) Cryolite (c) Bauxite (d) Dolomite November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
The metal which reacts with water at room temperature is (a) Copper (b) Iron (c) Magnesium (d) Sodium
13
Nov
The metal which reacts with water at room temperature is (a) Copper (b) Iron (c) Magnesium (d) Sodium The metal which reacts with water at room temperature is (a) Copper (b) Iron (c) Magnesium (d) Sodium November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A substance X is compound of an element of group IA. The substance X gives a violet colour in flame test, X is (a) LiCl (b) NaCl (c) KCl (d) None
13
Nov
A substance X is compound of an element of group IA. The substance X gives a violet colour in flame test, X is (a) LiCl (b) NaCl (c) KCl (d) None A substance X is compound of an element of group IA. The substance X gives a violet colour in flame test X is (a) [...]
On heating anhydrous Na2CO3, …………. is evolved (a) CO2 (b) Water vapour (c) CO (d) No gas
13
Nov
On heating anhydrous Na2CO3, …………. is evolved (a) CO2 (b) Water vapour (c) CO (d) No gas ............. is evolved (a) CO2 (b) Water vapour (c) CO (d) No gas On heating anhydrous Na2CO3 November 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Three voltmeters are connected as shown A potential difference has been applied between A and B. On closing the switch S, readings of voltmeters ?
13
Nov
Three voltmeters are connected as shown A potential difference has been applied between A and B. On closing the switch S, readings of voltmeters ? readings of voltmeters ? Three voltmeters are connected as shown A potential difference has been applied between A and B. On closing the switch S November 13, 2020 Category: Uncategorised [...]