Advertisements
Advertisements
प्रश्न
Match the items given in Column I with the type of solutions given in Column II.
| Column I | Column II |
| (i) Soda water | (a) A solution of gas in solid |
| (ii) Sugar solution | (b) A solution of gas in gas |
| (iii) German silver | (c) A solution of solid in liquid |
| (iv) Air | (d) A solution of solid in solid |
| (v) Hydrogen gas in palladium | (e) A solution of gas in liquid |
| (f) A solution of liquid in solid |
Advertisements
उत्तर
| Column I | Column II |
| (i) Soda water | (e) A solution of gas in liquid |
| (ii) Sugar solution | (c) A solution of solid in liquid |
| (iii) German silver | (d) A solution of solid in solid |
| (iv) Air | (b) A solution of gas in gas |
| (v) Hydrogen gas in palladium | (a) A solution of gas in solid |
Explanation:
(i) Soda water: A solution of gas in liquid, e.g.,CO2 in soft drinks.
(ii) Sugar solution: A solution of solid in liquid in which sugar particles (solid) are dissolved in water (liquid).
(iii) German silver: This is an alloy which is a solid solution of solid in solid. It is an alloy of Cu, Zn and Ni.
(iv) Air: A solution of gas in gas..Air is a mixture of various gases.
(v) Hydrogen gas in palladium: This is an example of solution of gas in solid. This is used as a reducing agent.
APPEARS IN
संबंधित प्रश्न
H2S, a toxic gas with rotten egg like smell, is used for the qualitative analysis. If the solubility of H2S in water at STP is 0.195 m, calculate Henry’s law constant.
The partial pressure of ethane over a solution containing 6.56 × 10−3 g of ethane is 1 bar. If the solution contains 5.00 × 10−2 g of ethane, then what shall be the partial pressure of the gas?
The air is a mixture of a number of gases. The major components are oxygen and nitrogen with approximate proportion of 20% is to 79% by volume at 298 K. The water is in equilibrium with air at a pressure of 10 atm. At 298 K if the Henry’s law constants for oxygen and nitrogen are 3.30 × 107 mm and 6.51 × 107 mm respectively, calculate the composition of these gases in water.
How does solubility of a gas in water varies with the temperature?
Which law shows relation between pressure and solubility of a gas in solvent?
According to Henry’s law, the amount of gas that will dissolve in blood plasma or any other liquid is determined by which of these factors?
The value of Henry's constant KH is ______.
Which of the following factor(s) affect the solubility of a gaseous solute in the fixed volume of liquid solvent?
(a) nature of solute
(b) temperature
(c) pressure
(i) (a) and (c) at constant T
(ii) (a) and (b) at constant P
(iii) (b) and (c) only
(iv) (c) only
Solubility of gases in liquids decreases with rise in temperature because dissolution is an ______.
What is the significance of Henry’s Law constant KH?
Explain the following phenomena with the help of Henry’s law.
Feeling of weakness and discomfort in breathing at high altitude.
State Henry’s law and explain why are the tanks used by scuba divers filled with air diluted with helium (11.7% helium, 56.2% nitrogen and 32.1% oxygen)?
Henry's constant (in k bar) for four gases α, β, γ and δ in water at 298 K is given below:
| α | β | γ | δ | |
| KH | 50 | 2 | 2 × 10-5 | 0.5 |
(density of water = 103 kg m-3 at 298 K)
This table implies that:
Solubility of gas in liquid decreases with increase in ______.
Amongst the following compounds, identify which are insoluble, partially soluble and highly soluble in water?
- phenol
- toluene
- formic acid
- ethylene glycol
- chloroform
- pentanol
