Options:
- A. Nitrogen
- B. Amino acids
- C. Carbon and hydrogen
- D. Sulphur
View Answer
B. Amino acids
Chemistry
How many zones through which the charge passes in a rotary kiln ?
Options:
- A. 4
- B. 3
- C. 2
- D. 5
View Answer
A. 4
The potassium present in plant help the plant to___________________?
Options:
- A. form starch sugar and fibrous material
- B. ripen the seeds and fruits
- C. increase the resistance against disease
- D. all the above statements are correct
View Answer
D. all the above statements are correct
When catalysts and reactants are in more than one phase it is________________?
Options:
- A. Homogeneous catalysis
- B. Heterogeneous catalysis
- C. Catalysis
- D. Ea
View Answer
B. Heterogeneous catalysis
Energy required to form transition state is called _________________?
Options:
- A. Ea
- B. P.E
- C. V
- D. K.E
View Answer
A. Ea
In CCI4 I2 shows________________?
Options:
- A. Red colour
- B. Purple colour
- C. Blue colour
- D. Yellow colour
View Answer
B. Purple colour
Sintered glass is a porous material used for ___________________?
Options:
- A. absorption
- B. adsorption
- C. filtration
- D. sublimation
View Answer
C. filtration
Energy required to remove electron from an atom______________?
Options:
- A. Ionization potential
- B. Electronegativity
- C. Electron affinity
- D. Activation energy
View Answer
A. Ionization potential
Shielding effect across the period ________________?
Options:
- A. Increases
- B. Decreases
- C. Constant
- D. None
View Answer
C. Constant
Geometry of molecule will be pyramidal if the outer post shell of the central atom has___________________?
Options:
- A. 3 bond pair one lone pair
- B. 2 bond pair 2 lone pair
- C. 1 bond pair 3 lone pair
- D. 3 lone pair 1 bond pair
View Answer
A. 3 bond pair one lone pair