Changes Around Us QUESTIONS AND ANSWERS :: part4 : 1 to 5
Following Changes Around Us Multiple choice objective type questions and answers will help you in many competitive written examinations and inteview 2024 like SSC exams :
1.Dissolution of glucose in water is an example of …………… reaction |
| Adiabatic |
| Isothermal |
| Endothermic |
| Exothermic |
2.Dissolution of quick lime in water is an example of …………….. reaction |
| Exothermic |
| Endothermic |
| Isochronous |
| Isobaric |
3.Dissolution of detergent powder in water is an example of ……………… reaction |
| Isothermal |
| Endothermic |
| Exothermic |
| Isobaric |
4.When Ammonium chloride is dissolved in water ……………. Is absorbed |
| Mass |
| Heat |
| Time |
| Salt |
5.Which of the following is involved in chemical reactions? |
| Energy changes |
| Mass changes |
| Atomic number changes |
| All the above |
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