Related Questions

Which of the following is used to remove rust stains on cloth?
A Kerosene
B Lime
C Oxalic acid solution
D Petrol
Which of the following is used to remove ink and rust stains on cloth?
A Oxalic acid
B Alcohol
C Ether
D Kerosene oil
Routine stains used in histopathology and cytopathology is/are
A Haematoxylin and Eosin
B Pap’s stain
C Fite stain
D PAS stain
E Crystal violet
Which of the following is a bleaching agent added in the detergents to facilitate removal of stains caused due to blood, tea etc?
A Sodium silicate
B Sodium borate
C Sodium tripolyphosphate (STPP)
D Caustic soda
Myocobacterium tuberculosis is identified by following stains
A Acid fast stain
B Zeihl Neelson stain
C Gram stain
D H & E stain
E PAS stain
Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water.
A Magnesium
B Calcium
C Manganese
D None of these
Stains of rust on clothes can be removed by :
A Oxalic acid
B Petrol
C Alcohol
D H2O2
Polar organic compounds are normally used as separating agents for the azeotropic and extractive distillation. Which of the following is the most important factor to be considered for the choice of the separating agent for extractive distillation?
A Cost
B Availability
C Toxicity
D Selectivity
For organic compounds, group contribution method can be used for the estimation of
A Critical properties
B Specific gravity
C Specific volume
D Thermal conductivity
Which one of the following organic compounds has fruity smell?
A Alcohol
B Aldehyde
C Ester
D Ether

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