Chemical Process Permanent hardness of water can be removed by Adding alum Passing it through cation & anion exchangers Simply boiling All of these Adding alum Passing it through cation & anion exchangers Simply boiling All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is produced using polycondensation reaction. Poly vinyl chloride Phenol formaldehyde None of these Polythene Poly vinyl chloride Phenol formaldehyde None of these Polythene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High temperature carbonisation of coal takes place at __________ °C. 1100 2000 700 < 500 1100 2000 700 < 500 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ acid is the main constituent of cotton seed oil. Palmitic Acetic Oleic Linoleic Palmitic Acetic Oleic Linoleic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The compressive strength of cement should not be less than about 110Kg/cm² after three days & not less than 170Kg/cm² after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm²/gm. 8500 4000 1600 800 8500 4000 1600 800 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is used as a binding material in soap to improve soap texture? Benzyl acetate Sodium carbonate Rosin Borax Benzyl acetate Sodium carbonate Rosin Borax ANSWER DOWNLOAD EXAMIANS APP
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