IIT JEE : Solutions QUESTIONS AND ANSWERS :: part1 : 1 to 5
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
1.Energy is absorbed when a substance dissolves in water if |
| lattice energy is less than lattice energy |
| hydration energy is less than lattice energy |
| hydration energy is positive |
| lattice energy is negative |
2.Equivalent weight of anhydrous oxalic acid is |
| 45 |
| 54 |
| 36 |
| 72 |
3.At low concentration, the statement that equimolar solutions under given set of conditions have equal osmotic pressures is true for |
| solutions of non-electrolytes only |
| solutions of electrolytes only |
| all solutions |
| None of the above |
4.The osmotic pressure of a solution in the shortest possible time can be measured by |
| Michelson and Moseley method |
| Barkely and Hartley method |
| Vant Hoff method |
| None of the above |
5.Equivalent weight of ammonia is |
| 14/3 |
| 17 |
| 2.7 |
| 31 |
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