Samacheer Kalvi - English Medium Classes
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Samacheer Kalvi - English Medium
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24 cards in this set.
A solution is a __________ mixture.
The number of components in a binary solution is __________
Which of the following is the universal solvent?
A solution in which no more solute can be dissolved in a definite amount of solvent at a given temperature is called _______
a. Saturated solution
Identify the non aqueous solution.
d. sulphur in carbon-di-sulphide
When pressure is increased at constant temperature the solubility of gases in liquid ___________.
Solubility of NaCl in 100 ml water is 36 g. If 25 g of salt is dissolved in 100 ml of water how much more salt is required for saturation _____________.
A 25% alcohol solution means
c. 25 ml alcohol in 75 ml of water
Deliquescence is due to __________
a. Strong affinity to water
Which of the following is hygroscopic in nature?
c. silica gel
The component present in lesser amount, in a solution is called _______
Example for liquid in solid type solution is _____
Mercury with sodium(amalgum)
Solubility is the amount of solute dissolved in _____ g of solvent.
Polar compounds are soluble in _____ solvents
Volume persentage decreases with increases in temperature because _____
because of expansion of liquids
Solutions which contain three components are called binary solution.
FALSE (Solutions which contain three components are called Trinary solution.)
In a solution the component which is present in lesser amount is called solvent.
FALSE (In a solution the component which is present in lesser amount is called solute.solvent is present in larger amount)
Sodium chloride dissolved in water forms a non-aqueous solution.
FALSE (Sodium chloride dissolved in water forms a non-aqueous solution.)
The molecular formula of green vitriol is MgSO4.7H2O
FALSE (The molecular formula of green vitriol is FeSO4.7H2O)
When Silica gel is kept open, it absorbs moisture from the air, because it is hygroscopic in nature
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