-
mnsoomro
Posts
Which of the following element act as inert electrode________________?
A. Cu B. Ag C. Pt D. None Submitted by :- Jamil Ahmed
The half cells are interconnected through________________?
A. wire B. salt bridge C. electric circuit D. no connection exists Submitted by :- Jamil Ahmed
Apparent charge on atom in molecule is___________________?
A. valency B. coordination number C. oxidation number D. charge number Submitted by :- Jamil Ahmed
In alkaline battery the anode is made up of______________________?
A. MnO2 B. Zn C. AgO2 D. cadmium Submitted by :- Jamil Ahmed
Octane number can be improved by________________?
A. Isomerization B. Adding (C2H5)4 Pb C. Adding (CH3)4 Pb D. All Submitted by :- Mansoor Khan
The nature of borax solution is
Acidic Alkaline Neutral Amphoteric Submitted by :- Muhammad Nawaz
Inorganic Benzene is:
[A] BN [B] B2H6 [C] B6H12 [D] B3N3H6 Submitted by :- Muhammad Nawaz
The purification of Bauxite can be carried out
Serpek’s process Hall’s process Baeyer’s process all of above Submitted by :- Muhammad Nawaz
The formula of Bauxite is
Al2O3 Na3 AIF6 Al2O3 2H2O Al2O3 H2O Submitted by :- Muhammad Nawaz
Which of the mentioned has +3 oxidation state?
In & Tl B & Al B & In Al & TI Submitted by :- Muhammad Nawaz