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 .
