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Chemistry 1488 MCQs [All-Courses]

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oost your exam preparation with our Chemistry MCQs designed for PPSC, FPSC, NTS, OTS, PTS, AJKPSC, BPSC, KPPSC, PMS, CSS, and all competitive exams.
Our content covers Basic Chemistry, Atomic Structure, Periodic Table, Chemical Reactions, Acids & Bases, Organic Chemistry, and everyday chemical concepts.

All Topics  1488

What is the formula of Copper Sulfate?
A CuSO3.4H2O
B CuSO4.4H2O
C CuSO3.5H2O
D CuSO4.5H2O
Correct Answer: CuSO4.5H2O
Which of the following produces black spots when it comes in contact with organic substances such as skin and cellulose?
A CuSO4
B AgNO3
C K2MnO4
D CH3COOH
Correct Answer: AgNO3
Silver nitrate is also known as____________?
A Blue Stone
B Blue Vitriol
C Lunar Caustic
D Both A & B
Correct Answer: Lunar Caustic
What is the formula of Silver nitrate?
A AgNO
B AgNO2
C AgNO3
D AgNO4
Correct Answer: AgNO
Which of the following has lowest lattice energy?
A LiF
B NaCl
C KBr
D CsI
Correct Answer: CsI
Which of the following is used in photography?
A NaHSO3
B Na2S2O3
C Na2S
D Na2SO3
Correct Answer: Na2S2O3
Lead battery is secondary battery the paste used in it is______________?
A Magnese dioxide
B Zinc chloride
C Ammonium chloride
D AOT
Correct Answer: AOT
Solvent used in separation of biomolecules is _______________?
A Acetone
B Trichloroacetic acid
C Ether
D Alcohol
Correct Answer: Trichloroacetic acid
Strong Nucleophile in polar aprotic solvent?
A Flouride ion
B Bromide ion
C Chloride ion
D Iodide ion
Correct Answer: Flouride ion
Product of Nucleophilic Substitution Uni Molecular reaction is in case of chiral substrate?
A Inversion
B Retention
C Recemic Mixture
D Stereospecific
Correct Answer: Recemic Mixture
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