Options:
- A. 2 moles of gas
- B. 1 mole of gas
- C. 5 moles of gas
- D. 3moles of gas
View Answer
B. 1 mole of gas
Chemistry
Phonon is Quantum of___________?
Options:
- A. Longitudinal wave
- B. Elastic wave
- C. Transverse wave
- D. Electromagnetic wave
View Answer
B. Elastic wave
The process in which solid changes directly into vapours without passing through liquid state?
Options:
- A. Decantation
- B. Sublimation
- C. Evaporation
- D. None
View Answer
B. Sublimation
Which of the following statement is correct ?
Options:
- A. size of Cl atoms > Cl- ion
- B. size of Na+ ion < Na atom
- C. size of Na atom < Na+ ion
- D. Cl- < Na+
View Answer
B. size of Na+ ion < Na atom
Black foot disease is caused by the pollution of groundwater as a consequence of increased seepage of:__________?
Options:
- A. Nitrates
- B. Fluorides
- C. Arsenic
- D. Mercury
View Answer
C. Arsenic
The equation that represents the relationship of Faraday
Options:
- A. Z=At
- B. w=ZAt
- C. w=Z/At
- D. Z= At/M
View Answer
B. w=ZAt
Which of the following is more Basic in nature?
Options:
- A. Ammonia
- B. 1
- C. 2
- D. 3
View Answer
D. 3
Atomic mass of an atom is present in the __________?
Options:
- A. Shell
- B. Orbit
- C. Nucleus
- D. Orbital
View Answer
C. Nucleus
which Compound Destroy The OZONE ?
Options:
- A. CFCs
- B. CH3COOH
- C. BOTH A & B
- D. None Of These
View Answer
A. CFCs
The concept of ensemble was introduced by____________?
Options:
- A. Boltzmann
- B. Gibbs
- C. Carnot
- D. Mexwell
View Answer
B. Gibbs