Polyethylene Glycols are used in the preparation of which type of detergents?
A. Cationic detergents
B. Anionic detergents
C. Non-ionic detergents soap
D. All of above
Submitted by :- Jamil Ahmed
The by-product of the process of Saponification is___________?
A. Methanol
B. Glycol
C. Glycerol
D. Sodium hydroxide
Submitted by :- Jamil Ahmed
Which of the following statements is false about transition metals?
A. They form complexes
B. They show variable valency
C. All transition metal compounds are paramagnetic
D. They form colored ions
Submitted by :- Jamil Ahmed
The IUPAC name of HCONH2 is___________?
Presence of nitrogen in organic compounds is tested as__________?
Beillstein test is used for________?
The stationary and mobile phases in paper chromatography are____________?
The bond angle between hybrid orbitals in methane CH4 is___________?
A. 115.5°
B. 109.5°
C. 15. 7°
D. 18°
Submitted by :- Jamil Ahmed
The criteria for aromaticity is presence of_________?
A. Unsaturation
B. Cyclic structure
C. Presence of 4nπ electrons
D. Presence of 4n+2π electrons
Submitted by :- Jamil Ahmed
The PH of pure water at 25°C, kw=1×1-4____________?
A. 0
B. 7
C. 14
D. None of above
Submitted by :- Jamil Ahmed