| 1. | Three carbon chain with ketone functional group would name in following ? | |
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Butanol
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Propanol
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Propanoate
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Butanoate
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Report Question| 2. | Drinking alcohol is very harmful and it ruins the health. “Drinking alcohol” stands for ? | |
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drinking isopropyl alcohol
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drinking propyl alcohol
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drinking ethyl alcohol
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drinking methyl alcohol
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| 3. | The number of isomers of pentane is ? | |
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2
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3
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4
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5
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| 4. | A soap molecule has a ? | |
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hydrophilic head and hydrophilic tail
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hydrophilic head and hydrophobic tail
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hydrophobic head and hydrophilic tail
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hydrophobic head and hydrophobic tail
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| 5. | The organic compounds having functional group are known as ? | |
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Alcohol
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Carboxylic acids
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Ketone
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Aldehyde
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| 6. | Functional group – CHO is present in which of the following ? | |
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Aldehyde
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Ketone
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Alcohol
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Carboxylic acid
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| 7. | Carbon exists in the atmosphere in the form of ? | |
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Only Carbon dioxide
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Coal
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Only carbon monoxide
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Carbon monoxide in traces and carbon dioxide
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| 8. | Methane is ______ ? | |
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Ionic compound
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Saturated compound
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nitrogen compound
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Unsaturated compound
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| 9. | Ethanol reacts with Na metal to form ? | |
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CH3C00H + H2O
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CH3COONa + H2
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CH3ONa + H2
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C2H5ONa + H2
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| 10. | The difference in the formula and molecular masses of CH3OH and C2H5OH is ? | |
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CH3 and 16u
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CH4 and 18u
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CH2 and 14u
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CH3 and 16u
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