Electric bulb filament is made of__________?
A. Copper
B. Aluminum
C. Lead
D. Tungsten
Submitted by :- Jamil Ahmed
CHEMISTRY
Prepare for your upcoming test with a comprehensive collection of Chemistry multiple-choice questions (MCQs), ranging from basic to advanced topics. These Chemistry MCQs cover various sections of the subject, providing you with valuable practice and boosting your chances of scoring well in the Chemistry portion of the test. Whether you’re a student or a job seeker preparing for exams, these MCQs will prove beneficial for your test preparation.
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Oxidation state +1 for phosphorous is found in___________?
SO2 reacts with Cl in sunlight to form__________?
A. Sulphur dioxide
B. Sulphuryl chloride
C. Suphanyl chloride
D. All of the above
Submitted by :- Jamil Ahmed
Argon gas was discovered by_______?
Ce58 is a member of__________?
Gypsum is______?
A. CaSO4
B. CaSO4.1/2H2O
C. CaSO4,2H2O
D. CaSO4.3H2O
Submitted by :- Jamil Ahmed
In melting of iron, which of the following reactions takes place in Blast Furnace at 4°C- 6°C________?
A. CaO+ SiO2——> CaSiO3
B. 2FeS+3O2——–> 2Fe+ SO2
C. FeSiO3———> FeSiO3
D. Fe2O3+ 3CO——–> 2Fe+ 3CO2
Submitted by :- Jamil Ahmed
Parke’s process is used in the extraction of________?
A. Iron
B. Sodium
C. Silver
D. Zinc
Submitted by :- Jamil Ahmed
Which metal is used as a reducing agent in Smelting______?
A. C
B. Zn
C. Al
D. Cu
Submitted by :- Jamil Ahmed
A process used for the Concentration of Ore is________?
A. Roasting
B. Forth flotation
C. Electrolysis
D. Distillation
Submitted by :- Jamil Ahmed