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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

At what digit of PH scale PH is neutral?
A 5
B 3
C 7
D 10
Correct Answer: 7
A gas was found to have a density of 0.0847g/L at 17°C and a pressure of 760 torr. The gas must be?
A CH4
B He
C N2
D None of These
Correct Answer: He
Which of the following is used with milk of lime to kill fungus and molds?
A Chlorine
B Silver nitrate
C Copper Sulfate
D Nitric acid
Correct Answer: Copper Sulfate
What is the color of precipitates of AgBr?
A Light brown
B Light green
C Light Blue
D Light yellow
Correct Answer: Light yellow
Which of the following is the use of Silver nitrate?
A used as mordant in dyeing
B used in photography and medicines
C used in making green pigments
D All of these
Correct Answer: used in photography and medicines
What is the color of copper sulfate crystalline?
A White
B Brown
C Blue
D Green
Correct Answer: Blue
What is the color of precipitates of AgI?
A Yellow
B Light Yellow
C Brown
D Blue
Correct Answer: Yellow
What is the color of precipitates of AgCl?
A Yellow
B Green
C Blue
D White
Correct Answer: White
Silver nitrate is used in laboratory as a reagent for the detection and determination of____________?
A Alkali metals
B Aldehydes
C Halides
D Ketones
Correct Answer: Halides
Which of following is known as Blue Vitriol or Blue Stone?
A AgNO3
B CuSO4.5H2O
C K2Cr2O7
D K2CrO4
Correct Answer: CuSO4.5H2O
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