(A) Borax Powder
(B) Bleaching Powder
(C) Alum
(D) Soda Powder
Sigma bond is __ than Pi bond.
(A) Unstable
(B) Weaker
(C) Stronger
(D) None of the above
Addition of unsymmetrical reagent to an unsymmetric alkene follows the rule?
(A) Markownihoff’s Rule
(B) Aufbau Principle
(C) Pauli’s Exclusion principle
(D) Hund’s Rule
Ethers show the phenomenon of?
(A) Functional group isomerism
(B) Metamerism
(C) Cis-Trons isomerism
(D) Position isomerism
Group VIB of the transition elements contains?
(A) Zn, Cd, Hg
(B) Fe, Ru, Os
(C) Cr, Mo, W
(D) Mn, Te, Re
Which of the following represents the correct electronic configuration of the outer most energy level of an element of VIIA in the ground state?
(A) S2P2
(B) S2P4
(C) S2P5
(D) S2P6
Anhydride of HClO4 is?
(A) Cl2O7
(B) Cl2O5
(C) ClO2
(D) ClO3
Which catalyst is used in contact process?
(A) SO3
(B) Ag2O
(C) V2O5
(D) Fe2O3