Q. No.Match the items given in Column I with the type of solutions given in Column II.
| Column I | Column II |
| A. Soda water | 1. A solution of gas in solid |
| B. Sugar solution | 2. A solution of gas in liquid |
| C. German silver | 3. A solution of solid in liquid |
| D. Hydrogen gas in palladium | 4. A solution of solid in solid |
Codes:
| A | B | C | D | |
| 1. | 2 | 1 | 4 | 3 |
| 2. | 1 | 2 | 3 | 4 |
| 3. | 2 | 3 | 4 | 1 |
| 4. | 4 | 1 | 3 | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect the correct option based on statements below:
| Assertion (A): | Molarity of a solution in liquid state changes with temperature. |
| Reason (R): | The volume of a solution changes with change in temperature. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the terms given in Column I with expressions given in Column II.
| Column I (Term) | Column II (Expression) |
| A. Mass percentage | 1. \(\text{Number of moles of the solute component} \over \text{Volume of solution in litres}\) |
| B. Volume percentage | 2. \(\text{Number of moles of the solute component} \over \text{Mass of solvent in kilograms}\) |
| C. Molarity | 3. \({\text{Volume of the solute component in solution} \over \text{Total volume of solution}} \times 100\) |
| D. Molality | 4. \({\text{Mass of the solute component in solution} \over \text{Total Mass of solution}} \times 100\) |
Codes:
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 1 | 2 | 3 | 4 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 3 | 1 | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAn antifreeze solution is prepared from 222.6 g of ethylene glycol (C2H6O2) and 200 g of water. The molality of the solution would be:
| 1. | 6.9 m | 2. | 17.9 m |
| 3. | 29.9 m | 4. | 21.9 m |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe temperature dependent term among the following is -
| 1. | Molality | 2. | Molarity |
| 3. | Mole fraction | 4. | Weight percentage |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| 1. | \(\text X_{\text{mole fraction}}=\frac{\text n_{\text{solute}}}{\text n_{\text{solution}}}\) |
| 2. | \(\text{Molarity}=\frac{\text{amount of solute (g)}}{\text{volume of solution (mL)}}\) |
| 3. | \(\text{Molality}=\frac{\text{Number of mole of solute}}{\text{amount of solvent (kg)}}\) |
| 4. | \(\text{Mass percentage}=\frac{\text{mass of the component in the solution}}{\text{Total mass of the solution}}\times100 \) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe mass percentage of aspirin (C9H8O4) in acetonitrile (CH3CN) when 6.5 g of C9H8O4 is dissolved in 450 g of CH3CN will be:
1. 1.424%
2. 4.424%
3. 5.124%
4. 2.124%
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe molarity of H2SO4 solution that has a density 1.84 g/cc at 35 oC and contains 98 % H2SO4 by weight is-
| 1. | 1.84 M | 2. | 81.4 M |
| 3. | 18.4 M | 4. | 184 M |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyTo make 2.5 kg of 0.25 m aqueous solution, the mass of urea required is-
| 1. | 73 g | 2. | 37 g |
| 3. | 48 g | 4. | 24 g |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyTo minimize the painful effects accompanying deep sea diving, oxygen diluted with less soluble helium gas is used as breathing gas by the divers. This is an example of the application of:
| 1. | Raoult's law | 2. | Henry's law |
| 3. | Ideal gas Equation | 4. | All of the above |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
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