MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
78_GRAMS_OF_BENZENE_IS_BURNT_IN_AIR,_HOW_MUCH_WATER_WILL_IT_PRODUCE??$ |
| A. | 18 grams |
| B. | 36 grams |
| C. | 54 grams |
| D. | 72 grams |
| Answer» D. 72 grams | |
| 2. |
158 grams of potassium permanganate is reacted with ferrous sulfide in the presence of hydrochloric acid, approximately how much ferric sulfate will it produce?$ |
| A. | 111 grams |
| B. | 169 grams |
| C. | 254 grams |
| D. | 399 grams |
| Answer» B. 169 grams | |
| 3. |
xKMnO4 + yFeS + zH2SO4 -> xMnSO4 + wFe2(SO4)3 + uK2SO4 + zH2O, what is the value of x + y + z + w + u?$ |
| A. | 60 |
| B. | 74 |
| C. | 85 |
| D. | 98 |
| Answer» C. 85 | |
| 4. |
60 grams of FeS2, is burnt in air, how much sulfur dioxide will produce? |
| A. | 16 grams |
| B. | 32 grams |
| C. | 64 grams |
| D. | 128 grams |
| Answer» D. 128 grams | |
| 5. |
xFeS2 + yO2 -> zFe2O3 + wSO2, what is the value of x + y + z + w? |
| A. | 16 |
| B. | 21 |
| C. | 25 |
| D. | 32 |
| Answer» D. 32 | |
| 6. |
20 grams of NaOH is reacted with excess HCl, how much NaCl will it produce? |
| A. | 29.25 grams |
| B. | 58.5 grams |
| C. | 117 grams |
| D. | 234 grams |
| Answer» B. 58.5 grams | |
| 7. |
1 mole of glucose is burnt, how much carbon dioxide will it produce? |
| A. | 44 grams |
| B. | 176 grams |
| C. | 264 grams |
| D. | 352 grams |
| Answer» C. 264 grams | |
| 8. |
Pentane is burnt to produce carbon dioxide 40% of which can be converted into carbon monoxide, how much Butane must be burnt to produce 176 grams of carbon monoxide? |
| A. | 18 grams |
| B. | 36 grams |
| C. | 72 grams |
| D. | 96 grams |
| Answer» C. 72 grams | |
| 9. |
56 grams of carbon monoxide is oxidized with excess oxygen, how much carbon dioxide will it produce? |
| A. | 22 grams |
| B. | 44 grams |
| C. | 66 grams |
| D. | 88 grams |
| Answer» E. | |
| 10. |
20 grams of CaCO3 is heated, how much calcium oxide will produce? |
| A. | 5.6 grams |
| B. | 11.2 grams |
| C. | 22.4 grams |
| D. | 44.8 grams |
| Answer» C. 22.4 grams | |
| 11. |
wC3H7O4 + xO2 -> yCO2 + zH2O, what is the value of w + x + y + z? |
| A. | 21 |
| B. | 35 |
| C. | 41 |
| D. | 47 |
| Answer» D. 47 | |
| 12. |
wC3H6O3 + xO2 –> yCO2 + zH2O, what is the value of w + x + y + z?$ |
| A. | 3 |
| B. | 6 |
| C. | 10 |
| D. | 14 |
| Answer» E. | |
| 13. |
C5H12 + xO2 -> yCO2 + zH2O, what is the value of x + y*z? |
| A. | 24 |
| B. | 38 |
| C. | 46 |
| D. | 54 |
| Answer» C. 46 | |
| 14. |
C2H4 + xO2 -> 2CO2 + yH2O, what is the value of x + y? |
| A. | 2 |
| B. | 3 |
| C. | 5 |
| D. | 8 |
| Answer» D. 8 | |
| 15. |
Which of the following does stoichiometry of a reaction is all about? |
| A. | Extent of reaction |
| B. | Heat of reaction |
| C. | Amount of reactants and products |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |