Options:
- A. dry process
- B. wet process
- C. both
- D. none
View Answer
C. both
Chemistry
Which one of the following is an inorganic fertilizer ?
Options:
- A. manure
- B. urea
- C. ammonium nitrate
- D. All
View Answer
C. ammonium nitrate
Anything which increases rate of reaction without being involved in the reaction________________?
Options:
- A. Promoter
- B. Catalyst
- C. Inhibitor
- D. All of the above
View Answer
B. Catalyst
Activated complex is formed due to________________?
Options:
- A. Pressure
- B. Effective collision
- C. Ineffective collisions
- D. Temperature
View Answer
B. Effective collision
Hydration is a process in which_________________?
Options:
- A. Molecules are surrounded by solvent molecules
- B. Ions are surrounded by solvent molecules
- C. Both ions and molecules are surrounded by solvent molecules
- D. Both ions and molecules are surrounded by water molecules
View Answer
D. Both ions and molecules are surrounded by water molecules
List of elements based on hydrogen scale is called________________?
Options:
- A. periodic table
- B. groups
- C. periods
- D. electrochemical series
View Answer
D. electrochemical series
Decrease in oxidation number is called__________________?
Options:
- A. oxidation
- B. reduction
- C. oxidation-reduction
- D. all of above represent same entity
View Answer
B. reduction
Group VIB of transition elements contains___________________?
Options:
- A. Zn Cd Hg
- B. Fe Ru Os
- C. Cr Mo W
- D. Mn Te Re
View Answer
C. Cr Mo W
K2 (Cu(CN)4) which one is correct___________________?
Options:
- A. Potassium tetra cyano cupperate
- B. Co-ordination number is 2
- C. Ligand is positively charged
- D. Central atom is present in avionic sphere
View Answer
D. Central atom is present in avionic sphere
The process of polymerization was classified by___________________?
Options:
- A. Strecker
- B. Sabatier
- C. Runge
- D. W. H. Carothers
View Answer
D. W. H. Carothers