NEW
Font size
Worksheetsmatter and its properties
Total questions: 10
Worksheet time: 5mins
Suppose 40 gm of a solute is the maximum amount that can be added to water then the solution is
dilute
concentrated
precipitated
saturated
solubilty of KCl in water at 273 K is 40, which means
40 gms of KCl is present in 100 gms of water
48 gms of water is present in solution
60 gms of KCl in 100 gms of water
none of the above
salts A, B , C have solubility 55, 68, 75 at 298 K which salt is not soluble
B
C
A
NONE OF THE SALTS DISSOLVE
a hot saturated solution on cooling
crystallizes
dissolves
looses water
condenses
the liquids X, Y, Z HAVE BOILING POINTS 250 K, 1OO K,25 K . AND ARE SEPARATED BY FRACTIONAL DISTILLATION . WHICH LIQID DISTILS OUT FIRST
X
Y
Z
NONE CAN BE SEPARATED
A GAS CAN BE CONVERTED TO LIQUID BY
INCREASING PRESSURE, LOWERING TEMPERATURE
LOWERING PRESSURE, INCREASING TEMPERATURE
INCREASURE PRESSURE AND TEMPERATURE
DECREASING TEMPERATURE
PURIFICATION OF SALT FROM SEA WATER CAN BE DONE BY
EVAPORATION
FILTERATION
CRYSTALLIZATION
CENTRIFUGTION
DISPERSED PARTICLES IN COLLOID ARE KNOWN AS
SOLUTE
SOLVENT
SOLUTION
AQUEOUS
COLOURED GEM STONE IS AN EXAMPLE OF
AEROSOL
EMULSION
GEL
SOLID SOL
VOLATILE SOLVENT AND NON - VOLATILEE SOLUTE CAN BE SEPARTED
DISTILLATION
CENTRIFUGATION
EVAPORATION
DILUTION
