Tetraethyl lead is used as______?
A. Pain Killer
B. Fire Extinguisher
C. Mosquito Repellent
D. Petrol Additive
Chemistry Mcqs
Electric bulb filament is made of__________?
Electric bulb filament is made of__________?
A. Copper
B. Aluminum
C. Lead
D. Tungsten
Oxidation state +1 for phosphorous is found in___________?
Oxidation state +1 for phosphorous is found in___________?
A. H3PO3
B. H3PO4
C. H3PO2
D. H2P2O7
SO2 reacts with Cl in sunlight to form__________?
SO2 reacts with Cl in sunlight to form__________?
A. Sulphur dioxide
B. Sulphuryl chloride
C. Suphanyl chloride
D. All of the above
Argon gas was discovered by_______?
Argon gas was discovered by_______?
A. Rayleigh
B. Ramsay
C. Lockerey
D. Dalton
The number of lone pairs in XeOF4 is_________?
The number of lone pairs in XeOF4 is_________?
A. O
B. 1
C. 2
D. 3
The O-O linkage is present in__________?
The O-O linkage is present in__________?
A. H2S2O3
B.H2SO8
C. H2S4O6
D. H2 S2 O6
Poisonous gas present in the exhaust fumes of a jet plane is__________?
Poisonous gas present in the exhaust fumes of a jet plane is__________?
A. Flurocarbon
B. Carbon monoxide
C. Methane
D. C2H2
The formula C6H5-CO-CH3 represents_______ ?
The formula C6H5-CO-CH3 represents_______ ?
A. Acetone
B. Acetic acid
C. Acetophenone
D. Phenyl acetate
What is the density ofargon gas at a temperature of 30°C and a pressure of 1.05 atm?
What is the density ofargon gas at a temperature of 30°C and a pressure of 1.05 atm?
A. 1.65 g/L
B. 1.67 g/L
C. 1.68 g/L
D. None of the above