(A) 1.0073 amu
(B) 1.0087 amu
(C) 5.486×10-4 amu
(D) 6.486 amu
Tag: Chemistry mcqs
Metals can form ions carrying charges?
(A) Uni-Positive
(B) Di-Positive
(C) Tri-Positive
(D) All are correct
Nelson’s cell is used to prepare caustic soda along with gases. Which gas is produced at the cathode?
(A) Cl2
(B) H2
(C) O3
(D) O2
Among the following which is not an electrolyte?
(A) Lime solution
(B) Sulphuric acid solution
(C) Sodium chloride solution
(D) Sugar solution
Minst is an example of which solution?
(A) Gas in liquid
(B) Solid in gas
(C) Gas in solid
(D) Liquid in gas
Gases are the lightest form of matter and their densities are expressed in the form of?
(A) mg cm-3
(B) g cm-3
(C) g dm-3
(D) kg dm-3
___ is an electron deficient molecule?
(A) NH3
(B) BF3
(C) N2
(D) O2
C2H2 molecule have ___ covalent bonds.
(A) 2
(B) 3
(C) 4
(D) 5