(A) NaCl
(B) C6H6
(C) KBr
(D) MgCl2
Mendeleeve’s periodic table was based upon the?
(A) Electronic configuration
(B) Atomic number
(C) Atomic mass
(D) Completion of sub shell
Highest electronegative element is?
(A) Chlorine
(B) Fluorine
(C) Bromine
(D) Iodine
What is the mass of a proton?
(A) 1.0073 amu
(B) 1.0087 amu
(C) 5.486×10-4 amu
(D) 6.486 amu
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