Worksheetsseperation substances
Total questions: 10
Worksheet time: 8mins
a mixture of tea - leaves and iron filings can be seperated by -
filtration
handpicking
magnet
sieving
THE METHOD OF SEPERATING SEEDS OF PADDY FROM STALKS IS CALLED (a)
A SOLID DISSOLVED IN WATER. WICH ONE OF THE FOLLOWING METHODS CAN BE USED TO SEPERATE IT-
FILTRATION
EVAPORATION
SUBLIMATION
DECANTATION
THE SOLUBILITY OF SUBSTANCE IN WATER IS 204G AT 20 DEGREE CELSIUS. THIS SUBSTANCE IS MOST LIKELY TO BE -
COMMON SALT
COPPER SULPHATE
SUGAR
POTASSIUM NITRATE
SALT IS OBTAINED FROM THE SEA WATER BY THE PROCESS OF (a)
INSECTS CAN BE SEPERATED FROM WHEAT BY (a)
TINCTURE OF IODINE IS A WEAK SOLUTION OF IODINE IN ALCOHOL. IODINE CAN BE RECOVERED FROM TINCTURE OF IODINE BY THE PROCESS OF
FILTRATION
DISTILLATION
EVAPORATION
DECANTATION
COMMON SALT IS RECOVERED FROM SEA-WATER BY THE PROCESS OF -
FILTRATION
DISTILLATION
CONDENSATION
EVAPORATION
WHIICH OF THE FOLLOWING MIXTURES CANNOT BE SEPERATED BY USING WATER AS SOLVENT FOLLOWED BY FILTRATION AND EVAPORATION-
SAND AND SUGAR
SALT AND CHALK POWDER
SAND AND SULPHUR
BLUE VITRIOL AND SAND
THE PROCESS OF DISTILLATION CAN BE USED TO SEPERATE A CERTAIN TYPE OF MIXTURE INTO THEIR CONSTITUENTS. THIS PROCESS CONSISTS OF -
EVAPORATION FOLLOWED BY FLITRATION
FILTRATION FOLLOWED BY EVAPORATION
EVAPORATION FOLLOWED BY CONDENSATION
CONDENSATION FOLLOWED BY EVAPORATION
