A.
Fluid
B.
Plasma
C.
Bose-Einstein condensate
D.
Fermionic condensate
Answer:
Option C: Bose-Einstein condensate
2. The phenomenon of two or more atoms, ions, or molecules having the same electronic structure and the same number of valence electrons is called?
A.
Isotropy
B.
Isomorphism
C.
Isotonicity
D.
Isoelectronicity
Answer:
Option D: Isoelectronicity
3. Which one of the below is not a molecule?
A.
Water
B.
Carbon dioxide
C.
Aluminium
D.
Ammonia
Answer:
Option C: Aluminium
4. The vertical columns in the periodic table are called?
A.
Periods
B.
Groups
C.
Non-metals
D.
Metals
Answer:
Option B: Groups
5. Sulfuric acid is a _________ acid.
A.
Monobasic
B.
Dibasic
C.
Tribasic
D.
Tetrabasic
Answer:
Option B: Dibasic
6. What is the pH of pure water?
A.
5
B.
6
C.
7
D.
8
Answer:
Option C: 7
7. Which acid is also known as methanoic acid?
A.
Benzoic acid
B.
Acetic acid
C.
Oxalic acid
D.
Formic acid
Answer:
Option D: Formic acid
8. Which is the chemical symbol of the element Helium?
A.
H
B.
He
C.
Hm
D.
Hi
Answer:
Option B: He
9. Graham’s law of diffusion states that the rate of diffusion of a gas is inversely proportional to the square root of its _________.
A.
Molar mass
B.
Temperature
C.
Pressure
D.
Molar flux
Answer:
Option A: Molar mass
10. How many valence electrons does a hydrogen atom have?
A.
0
B.
1
C.
2
D.
3
Answer:
Option B: 1
11. Which one of the below is also known as muriatic acid?
A.
Nitric acid
B.
Perchloric acid
C.
Sulfuric acid
D.
Hydrochloric acid
Answer:
Option D: Hydrochloric acid
12. What is the molarity of pure water?
A.
35.5 mol/L
B.
45.5 mol/L
C.
55.5 mol/L
D.
65.5 mol/L
Answer:
Option C: 55.5 mol/L
13. The number of moles of solute per kilogram of solvent is called?
A.
Molarity
B.
Mole fraction
C.
Normality
D.
Molality
Answer:
Option D: Molality
14. The total number of atoms present in a molecule is called?
A.
Normality
B.
Atomicity
C.
Molarity
D.
Valency
Answer:
Option B: Atomicity
15. Which of the following is an example of solid aerosol?
A.
Smoke
B.
Fog
C.
Clouds
D.
Steam
Answer:
Option A: Smoke
16. Oxidation is defined as the?
A.
Gain of protons
B.
Loss of protons
C.
Gain of electrons
D.
Loss of electrons
Answer:
Option D: Loss of electrons
17. Which one of the below is not an alkaline earth metal?
A.
Beryllium
B.
Magnesium
C.
Titanium
D.
Calcium
Answer:
Option C: Titanium
18. The Ostwald process is a chemical process used for making which one of the below compounds?
A.
Nitric acid
B.
Sulfuric acid
C.
Hydrochloric acid
D.
Perchloric acid
Answer:
Option A: Nitric acid
19. Which is the symbol of the molar gas constant?
A.
P
B.
Q
C.
R
D.
S
Answer:
Option C: R
20. Which is the most abundant metal in the earth’s crust?
A.
Aluminium
B.
Silicon
C.
Calcium
D.
Iron
Answer:
Option A: Aluminium