Chemistry MCQs for Competitive exams and tests
In this tutorial, we will try to answer the Chemistry MCQs for Competitive exams and tests.
- The mass spectrometer has an advantage of ……
| A | B | C | D |
| determine the mass of an atom | determine the charge of a particle | determine particles | provide data for data loggers |
- Which of following is important in vision?
| A | B | C | D |
| Vitamin B | Vitamin C | Vitamin D | Vitamin A |
- Oxidation involves
| A | B | C | D |
| loss of oxygen | loss of hydrogen | gain in hydrogen | gain in electrons |
- Which of following is true about DNA?
| A | B | C | D |
| It has single strand | It has ribose sugar | It is present in cell nucleus | It is synthesized by RNA |
- Conversion of carbonate into oxides and carbon dioxide is called as
| A | B | C | D |
| combustion | Neutralization | Respiration | Thermal decomposition |
- The physical state of fat at room temperature is
| A | B | C | D |
| Liquid | Solid | Gas | Neutral |
- Vacuum distillation is used
| A | B | C | D |
| under low pressures | under high pressures | on gentle heating | upon quick heating |
- Which of following protects our heart and kidneys from injury?
| A | B | C | D |
| Skin | Fat | Muscles | Lubricants |
- In electrolysis of concentrated HCl, at a cathode
| A | B | C | D |
| oxygen gas is given off | hydrogen gas is given off | hydrogen chloride is given off | chlorine gas is given off at the anode |
- Which of following is used as a catalyst in hydrogenation reaction?
| A | B | C | D |
| Oxygen | Hydrogen | Calcium | None of these |
List of All MCQs of Chemistry : Click Here .
