Options:
- A. Metals
- B. Non metals
- C. Liquids
- D. Solids
View Answer
B. Non metals
Chemistry
What is the simplest form of matter ?
Options:
- A. Gas
- B. Liquid
- C. Solid
- D. Semi solid
View Answer
A. Gas
In how many forms do matter exists ?
Options:
- A. Three
- B. Four
- C. Five
- D. Two
View Answer
B. Four
Which one of the following aqueous solutions will be basic ?
Options:
- A. NaCI
- B. Na2SO4
- C. Na2CO3
- D. FeCl3
View Answer
C. Na2CO3
Conjugated base of a weak acid is_________________?
Options:
- A. weak
- B. strong
- C. moderately weak
- D. unstable
View Answer
B. strong
Acid present in acid rain may be__________________?
Options:
- A. H2SO4
- B. HNO3
- C. both A and B
- D. none
View Answer
C. both A and B
Major cause of SO2 on global scale is__________________?
Options:
- A. volcanoes
- B. electric sparks
- C. combustion
- D. all
View Answer
A. volcanoes
The relative lowering of vapour pressure is_____________________?
Options:
- A. equal to the mole fraction of solvent
- B. equal to the mole fraction of solute
- C. directly proportional to the mole fraction of solute
- D. both B & C
View Answer
D. both B & C
Separation of a solid from its hot saturated solution by cooling is called__________________?
Options:
- A. vapourization
- B. solvent extraction
- C. filtration
- D. crystallization
View Answer
D. crystallization
Identification of the components of a sample is_________________?
Options:
- A. Quantitative analysis
- B. Qualitative analysis
- C. Stoichiometry
- D. Physical chemistry
View Answer
B. Qualitative analysis