(A) Ammonia
(B) Water
(C) Ether
(D) Alcohol
The compound which is non directional in bonding is?
(A) KBr
(B) CH4
(C) CO2
(D) H2O
The concept of Triads was presented by?
(A) Dobareiner
(B) Newlands
(C) Mendeleeve
(D) Mosely
Number of groups in periodic table is?
(A) 8
(B) 9
(C) 18
(D) 27
The maximum number of electrons in L-Shell is?
(A) 2
(B) 8
(C) 18
(D) 32
The molar mass of H2SO4 is?
(A) 98 g
(B) 98 amu
(C) 9.8 g
(D) 9.8 amu
The empirical formula of Hydrogen peroxide is?
(A) HO
(B) H2O
(C) HO2
(D) H2O2
The oxidation number of nitrogen in nitric acid is?
(A) +2
(B) +3
(C) +4
(D) +5