Organic Chemistry – Online MCQs – Chemistry 10th

Online MCQs Test | Chapter 3 : Organic Chemistry | Chemistry Class 10th | Sindh Board Science Group

Below Here to find Online MCQs Test of Chapter 3 (Organic Chemistry) Chemistry Class 10th Science Group – Sindh Board. According to New Examination Pattern / Syllabus 2023-24 of Sindh Board Karachi Hyderabad Larkana Sukkur and Mirpurkhas.

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You have 10 minutes to complete the test consist of 20 Questions

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Chap 3 - Acid, Base and Salt - Chemistry 10th

Science Group - Sindh Board

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1. Alkenes:

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2. CnH2n+1 is the general formula of:

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3. A cause/Causes for the abundance of organic molecules is/are:

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4. The fundamental unit of all carbohydrates is:

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5. Which one of these statements is TRUE?

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6. Organic compounds have _______ different sorts of formulae.

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7. The general formula for alkenes is:

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8. The rate of reactivity of organic compounds is:

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9. CnH2n–1 is general formula of:

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10. It is a major and important component of natural gas.

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11. They burn with yellow and sooty flame in the air.

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12. The prefix ‘hept’ stands for the __________ carbon atoms.

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13. More than ____________ organic compound (carbon compounds) exist.

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14. Acetic acid is obtained from:

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15. It is the capacity of atoms to build long chains and huge rings by linking with other similar atoms.

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16. C6H13 is radical.

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17. It is an organic compound excreted in the urine of mammals.

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18. They have a less amount of carbon and a high amount of hydrogen.

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19. It is also known as the electronic formula, which depicts the sharing of electrons between distinct atoms in a single molecule of an organic compound.

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20. In 1828, he converted an inorganic compound ammonium cyanate into urea.

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