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Chemistry 9 Chapter 6 - Solutions -5
1.
Which one of the following is known as pinky?
a) Copper sulphate
b) Potassium carbonate
c) Calcium carbonate
d) Potassium permanganate
2.
Potassium chlorate is a?
a) White solid
b) Colourless gas
c) White liquid
d) Red solid
3.
Molar mass of NaOH is?
a) 20
b) 40
c) 10
d) 30
4.
The amount of solute that dissolves in 100g of a solvent at a particular temperature is called as?
a) Boiling point
b) Molarity
c) Solubility
d) Melting point
5.
Which one of the following is readily soluble in water?
a) All of these
b) Sodium chloride
c) Glucose
d) Methanol
6.
Gasoline is insoluble in water because?
a) Gasoline is polar and water is non-polar
b) Both are polar
c) Gasoline is non-polar and water is polar
d) Both are non-polar
7.
Which one of the following is not soluble in water?
a) Sodium chloride
b) Glucose
c) Oils
d) Methanol
8.
With increase in temperature, solubility of ionic compounds is?
a) Increases
b) Remains the same
c) Decreases
9.
With increase in temperature, solubility of Sodium Sulphate?
a) Remains the same
b) Decreases
c) Increases
10.
With increase in temperature, solubility of air in water?
a) Increases
b) Remains the same
c) Decreases
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