06-15-2022, 05:39 PM
Download Chemistry question paper and Answer Key of Kerala DHSE Plus One Board Examination 2022.Â
Chemistry exam was held on 15.06.2022
Some Sample Questions from the Chemistry exam paper
1. Write the postulates of Bohr’s model for Hydrogen atom. Mention any two demerits of the model.
2. Write the molecular orbital configuration of N2. Calculate its bond order and predict its magnetic behaviour.
3. Define entropy.
4. Explain by giving reason whether entropy increases or decreases in the following processes:
(a)Â Â Â Â Â Â Â Â Â A liquid crystallises into a solid.
(b)Â Â Â Â Â Â Â Â Â Temperature of a crystalline solid is raised from 0 K to 115 K.
5. Write the equation showing the relationship between entropy and Gibb’s energy.
6. Write any two similarities between Lithium and Magnesium.
7. Describe the biological importance of sodium and calcium.
8. Distinguish electrophiles from nucleophiles. Give one example for each of them.
9. What is acid rain ? Write any one of its adverse effect to the environment.
10. Explain the classification of hydrides by citing suitable examples.
Complete question paper can be downloaded from the pdf files given below.Â
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Plus One Board Exam 2022- CHEMISTRY Question Paper- EM.pdf (Size: 545.19 KB / Downloads: 38,458)
Plus One Board Exam 2022- CHEMISTRY Question Paper- MM.pdf (Size: 676.73 KB / Downloads: 7,643)
Plus One Board Exam 2022- CHEMISTRY Answer Key by Anilkumar Sir.pdf (Size: 867.54 KB / Downloads: 26,756)
Chemistry Answer Key - Prepared by Anil Kumar K L, APHSS Adichanalloor, Kollam
Chemistry exam was held on 15.06.2022
Some Sample Questions from the Chemistry exam paper
1. Write the postulates of Bohr’s model for Hydrogen atom. Mention any two demerits of the model.
2. Write the molecular orbital configuration of N2. Calculate its bond order and predict its magnetic behaviour.
3. Define entropy.
4. Explain by giving reason whether entropy increases or decreases in the following processes:
(a)Â Â Â Â Â Â Â Â Â A liquid crystallises into a solid.
(b)Â Â Â Â Â Â Â Â Â Temperature of a crystalline solid is raised from 0 K to 115 K.
5. Write the equation showing the relationship between entropy and Gibb’s energy.
6. Write any two similarities between Lithium and Magnesium.
7. Describe the biological importance of sodium and calcium.
8. Distinguish electrophiles from nucleophiles. Give one example for each of them.
9. What is acid rain ? Write any one of its adverse effect to the environment.
10. Explain the classification of hydrides by citing suitable examples.
Complete question paper can be downloaded from the pdf files given below.Â
Â
Plus One Board Exam 2022- CHEMISTRY Question Paper- EM.pdf (Size: 545.19 KB / Downloads: 38,458)
Plus One Board Exam 2022- CHEMISTRY Question Paper- MM.pdf (Size: 676.73 KB / Downloads: 7,643)
Plus One Board Exam 2022- CHEMISTRY Answer Key by Anilkumar Sir.pdf (Size: 867.54 KB / Downloads: 26,756)
Chemistry Answer Key - Prepared by Anil Kumar K L, APHSS Adichanalloor, Kollam