Options:
- A. Tartaric acid
- B. Propanoic acid
- C. Lactic acid
- D. Valeric acid
View Answer
C. Lactic acid
Chemistry
In diaphragm cell level of brine in anode compartment is kept slightly higher which prevents_______________?
Options:
- A. Hydroxide ions to reach anode
- B. Chlorine gas to mix
- C. Cathode to decay
- D. All of the above
View Answer
A. Hydroxide ions to reach anode
In diaphragm cell hydrogen is discharged by the reduction of__________________?
Options:
- A. Water
- B. HCI
- C. Na+
- D. NaCl
View Answer
A. Water
Which one of the following methods will not give benzene ?
Options:
- A. Heating sod. Salt of Benzoic acid with soda lime
- B. Distilling phenol with Zn dust
- C. Chlorobenzene with NaOH at 360
- D. Hydrolysis of benzene sulphonic acid with super heated steam
View Answer
C. Chlorobenzene with NaOH at 360
The atomic radii decreases by increasing atomic number in________________?
Options:
- A. Alkali metal
- B. Alkaline earth metal
- C. Elements from Li to Ne
- D. Halogens
View Answer
C. Elements from Li to Ne
Noble gases are named so because they are__________________?
Options:
- A. less reactive
- B. Zero group elements
- C. Having completely filled valence shell
- D. All
View Answer
D. All
Iodine is solid due to_________________?
Options:
- A. Strong covalent bond
- B. Large value of dipole moment
- C. High polarizability
- D. Strong hydrogen bonding
View Answer
C. High polarizability
Amino acids present in cheese___________________?
Options:
- A. lysine
- B. alanine
- C. tyrosine
- D. proline
View Answer
C. tyrosine
Which of the following is not an amino acids_____________________?
Options:
- A. glumatic acid
- B. lactic acid
- C. aspartic acids
- D. glycine
View Answer
B. lactic acid
Dry distillation of calcium acetate results in the formation of_________________?
Options:
- A. formaldehyde
- B. acetaldehyde
- C. methane
- D. acetone
View Answer
D. acetone