MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
which of the following is not a part of the composition of natural gas? |
| A. | hydrocarbons |
| B. | methane |
| C. | ethane |
| D. | benzene |
| Answer» E. | |
| 2. |
When aluminium ions replace silicon ions and silicon dioxide what is it called? |
| A. | silicanes |
| B. | silicates |
| C. | silicons |
| D. | zeolites |
| Answer» E. | |
| 3. |
Which of the following is not a component of glass? |
| A. | Sodium chloride |
| B. | Calcium carbonate |
| C. | Silica |
| D. | Sodium carbonate |
| Answer» B. Calcium carbonate | |
| 4. |
The cross-linked polymer compounds containing silicone which are linear and the cyclic are called ___________ |
| A. | coal |
| B. | silicones |
| C. | silicate |
| D. | silicanes |
| Answer» C. silicate | |
| 5. |
What is the second hardest material known? |
| A. | Coke |
| B. | Carborundum |
| C. | Graphite |
| D. | Diamond |
| Answer» C. Graphite | |
| 6. |
Talcum powder has a slippery touch. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
What is the chemical formula of beryl? |
| A. | Be<sub>3</sub>Al<sub>2</sub>Si<sub>6</sub>O<sub>18</sub> |
| B. | Be<sub>3</sub>AlSi<sub>6</sub>O<sub>18</sub> |
| C. | Be<sub>3</sub>Al<sub>2</sub>Si<sub>6</sub>O |
| D. | BeAl<sub>2</sub>Si<sub>6</sub>O<sub>18</sub> |
| Answer» B. Be<sub>3</sub>AlSi<sub>6</sub>O<sub>18</sub> | |
| 8. |
What is the basic structural unit of a silicate? |
| A. | Si<sub>4</sub><sup> </sup> |
| B. | SiO<sup> </sup> |
| C. | SiO<sub>4</sub> |
| D. | SiO<sub>4</sub><sup>4-</sup> |
| Answer» E. | |
| 9. |
Carbon dioxide forms carbonic acid with water. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 10. |
Which of the following is not a property of carbon monoxide? |
| A. | odourless |
| B. | colourless |
| C. | water-insoluble |
| D. | oxidising agent |
| Answer» E. | |
| 11. |
Which of the following mixture is known as producer gas? |
| A. | carbon dioxide and hydrogen |
| B. | carbon monoxide and hydrogen |
| C. | carbon monoxide and nitrogen |
| D. | carbon dioxide and nitrogen |
| Answer» D. carbon dioxide and nitrogen | |