Very important MCQs of Chemistry
- Solvents of covalent compounds include all but…
| A |
B |
C |
D |
| Water |
alcohol |
Petrol |
Oxygen |
- The condensed structural formula of Stearic acid is…
| A |
B |
C |
D |
| CH3-CH2-CH2-COOH |
CH3-(CH2)16-COOH |
CH2-(CH4)6-COOH |
CH3-(CH2)14-COOH |
- In electrolysis of brine, ions moving to anode include…
| A |
B |
C |
D |
| sodium + hydrogen ions |
Nitrogen + hydroxide ions |
chloride ions + hydrogen gas |
hydroxide + Chloride Ions |
- Starch and cellulose are…
| A
|
B |
C |
D |
| crystalline solids |
liquids |
amorphous solids |
gasses |
- Elements with 4 to 7 valence electrons are referred to as…
| A |
B |
C |
D |
| non-metals |
metals |
inert gases |
Liquids |
- When hydrogen is added to vegetable oils, they become…
| A |
B |
C |
D
|
| Unsaturated and softer |
Saturated and softer |
Unsaturated and harder |
Saturated and harder |
- Poor conductors of electricity is a characteristic of…
| A |
B |
C |
D |
| covalent compounds |
ionic compounds |
metallic compounds |
dative bonds |
- Which of following seeds should be fed to hens to lower amount of cholesterol in eggs?
| A |
B |
C |
D |
| Apple |
Banana |
Flax |
None of these |
- Acids (H+) reacts with metal hydroxides (-OH–) to form…
| A |
B |
C |
D |
| salt and hydrogen gas |
salt and hydrogen oxides |
salt and alkali |
salt and water |
- Fructose is an example of…
| A |
B |
C |
D |
| Oligosaccharides |
Monosaccharides |
Polysaccharides |
Vitamins |
List of All MCQs of Chemistry:Click Here .
