Which of the following is pseudohalide ion?
Which of the following is pseudohalide ion?
The weight of 2 required to prepare 500 ml of 0.2N solution is ___
The weight of 2 required to prepare 500 ml of 0.2N solution is ___
Perlon-L is another name of
Perlon-L is another name of
The compound , can be used as
The compound , can be used as
In the reaction RCOOH A; A is a/an
In the reaction RCOOH A; A is a/an
Among the following , which is true for Nucleophilic Reactions?
Among the following , which is true for Nucleophilic Reactions?
In the sequence of reactions, D is the isomer of
In the sequence of reactions, D is the isomer of
The mass ratio of liberated during the electrolysis of acidulated water is
The mass ratio of liberated during the electrolysis of acidulated water is
Determination of correct molecular mass from Raoults Law is applicable to ____
Determination of correct molecular mass from Raoults Law is applicable to ____
1 mole of ethyl amine on complete reaction with nitrous acid gives whose volume at STP is.
1 mole of ethyl amine on complete reaction with nitrous acid gives whose volume at STP is.
Which of the following does not obey EAN Rule?
Which of the following does not obey EAN Rule?
The number of atoms present per face centred cubic unit cell is ________.
The number of atoms present per face centred cubic unit cell is ________.
Which of the following types of Octahedral complexes does not show optical isomerism?
Which of the following types of Octahedral complexes does not show optical isomerism?
The reaction + is
The reaction + is
Which one of the following is a bacterial antibiotic?
Which one of the following is a bacterial antibiotic?
In the reaction is
In the reaction is
Structure R is formed by joining structure P and Q. So give the name of P, Q and R.
Structure R is formed by joining structure P and Q. So give the name of P, Q and R.
AgCl precipitate dissolves in ammonia due to the formation of
AgCl precipitate dissolves in ammonia due to the formation of
Select incorrect reduction process in respective extraction of an element :
Select incorrect reduction process in respective extraction of an element :
Which of the following is a peptide linkage ?
Which of the following is a peptide linkage ?
The unit cell length of sodium chloride crystal is 564 pm. Its density would be
The unit cell length of sodium chloride crystal is 564 pm. Its density would be
Which one of the following correctly represents esterification reaction?
Which one of the following correctly represents esterification reaction?
The half life period of a first order reaction is 50 minutes. How much time is needed for concentration of the reactants to be equal to 1/8 of the initial concentration
The half life period of a first order reaction is 50 minutes. How much time is needed for concentration of the reactants to be equal to 1/8 of the initial concentration
A 1.0 solution of phenol can be used as a/an
A 1.0 solution of phenol can be used as a/an
The isomerization of cyclopropane to form propene is a first order reaction. At 760 K, 85% of a sample of cyclopropane changes to propene in 79.0 min. Calculate the value of the rate constant.
The isomerization of cyclopropane to form propene is a first order reaction. At 760 K, 85% of a sample of cyclopropane changes to propene in 79.0 min. Calculate the value of the rate constant.
To become a carbohydrate, compound must contain at least
To become a carbohydrate, compound must contain at least
Polymerization of chloroethylene gives rise to polymer
Polymerization of chloroethylene gives rise to polymer
In Butyalated hydroxy anisole the hydroxy and methoxy groups are present in the benzene ring in the positions, which are
In Butyalated hydroxy anisole the hydroxy and methoxy groups are present in the benzene ring in the positions, which are
The EMF of the cell, Ti |T can be increased by
The EMF of the cell, Ti |T can be increased by
Oxidation state of P in and are
Oxidation state of P in and are
Chlorobenzene and benzyl chloride are distinguished by
Chlorobenzene and benzyl chloride are distinguished by
A substance associates in their solution as dimer then what will be the value of van’t Hoff factor i ?
A substance associates in their solution as dimer then what will be the value of van’t Hoff factor i ?
The value of stability constant depends upon –
The value of stability constant depends upon –
Vibrational energy is NOT possessed by
Vibrational energy is NOT possessed by
The standard EMF of a galvanic cell involving cell reaction with n = 2 is found to be 0.295 V at 25. The equilibrium constant of the reaction would be
(Given: F = 96500 )
The standard EMF of a galvanic cell involving cell reaction with n = 2 is found to be 0.295 V at 25. The equilibrium constant of the reaction would be
(Given: F = 96500 )
Minimum energy acquired by the molecules to react is called
Minimum energy acquired by the molecules to react is called
In the reaction, A is the isomer of
In the reaction, A is the isomer of
The waxy substances are
The waxy substances are
Given below are the different temperature reactions and products during extraction of iron in blast furnace.
1. a) Pig Iron
2.1200 ° b) Molten slag
3.2170° c)
4. d)
5. e)
Given below are the different temperature reactions and products during extraction of iron in blast furnace.
1. a) Pig Iron
2.1200 ° b) Molten slag
3.2170° c)
4. d)
5. e)
-
-
-
-
Carbolic acid is reacted with conc. at 300 K gives
Carbolic acid is reacted with conc. at 300 K gives
Vapour of tertiary butyl alcohol, when passed over heated (at around 575K), gives
Vapour of tertiary butyl alcohol, when passed over heated (at around 575K), gives
The packing fraction of the primitive cubic unit cell is
The packing fraction of the primitive cubic unit cell is
Give IUPAC name of
Give IUPAC name of
How many sigma and pi bonds are present in Sulphorus acid?
How many sigma and pi bonds are present in Sulphorus acid?