Which statement regarding cationic detergents is FALSE?
They possess a positively charged hydrophilic head group.
They are often used as fabric softeners and germicides.
They are effective cleaning agents in hard water due to their insensitivity to calcium and magnesium ions.
Their effectiveness is reduced by anionic surfactants.
Related Questions
A soap can be obtained by the saponification of:
Liquid paraffin
Coconut oil
Lemongrass oil
Sandal wood
Sodium dodecyl benzene sulphonate is used as a:
Detergent
Antiseptic
Analgesic
Disinfectant
Detergents are more effective than soaps in hard water because:
They are more biodegradable
They do not form insoluble precipitates with calcium and magnesium ions
They have a longer hydrocarbon chain
They are cheaper to produce
Fats, on alkaline hydrolysis, gives
Oils
Soaps
Detergents
Glycol+ acid
Metal lauryl sulphate acts as:
Soap
Disinfectant
Antiseptic
Detergent
Soaps are prepared by the saponification of:
Carbohydrates.
Proteins.
Fats and oils.
Nucleic acids.
A soap can be obtained by the saponification of:
Liquid paraffin
Coconut oil
Lemongrass oil
Sandal wood
Which of the following is NOT a characteristic of cationic detergents?
Germicidal activity
Fabric softening properties
Anti-static effects
Biodegradable and environmentally friendly
Toilet soap is:
A mixture of calcium and sodium salts of higher fatty acids
A mixture of potassium stearate and glycerol
A mixture of sodium salts of higher fatty acids
A mixture of potassium salts of higher fatty acids
The process of forming micelles is driven by:
Hydrogen bonding.
Ionic interactions.
The hydrophobic effect.
Van der Waals forces.
