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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

Which compound is also known by the name of carbolic acid ?
A C2H2OH
B H2CO3
C C6H5OH
D H3PO3
Correct Answer: C6H5OH
The aliphatic monocarboxylic acids are obtained by the hydrolysis of________________?
A proteins and oild
B fats and proteins
C fats and oils
D all above
Correct Answer: fats and oils
Which alcohol will undergo elimination reaction to give alkene in the presence of acidic potassium dichromate ?
A Primary alcohol
B Secondary alcohol
C Tertiary alcohol
D All of above
Correct Answer: Tertiary alcohol
The formula of palmitic acid_________________?
A C15H31COOH
B C13H27COOH
C C17H33COOH
D C17H35COOH
Correct Answer: C15H31COOH
K2Cr2O7/H2SO4 generate____________________?
A Oxygen
B Hydrogen
C Nascent oxygen[O]
D Nascent hydrogen[H]
Correct Answer: Nascent oxygen[O]
The organic acid that can be made from ethanol is_________________?
A Acetic acid
B Formic acid
C Butanoic acid
D Citric acid
Correct Answer: Acetic acid
The process of fermentation of starch involve many enzymes the sequence of enzymes used are____________________?
A Diastase-maltase-zymase
B Zymase-maltase-diastase
C Maltase-diastase-zymase
D Diastase-zymase-maltase
Correct Answer: Diastase-maltase-zymase
Glycine is the name of an amino acid because___________________?
A Sweet taste
B Bitter taste
C Shining appearance
D Green colour
Correct Answer: Sweet taste
The residue obtained after the crystallization of sugar from concentrated sugar cane juice is called__________________?
A Mother liquor
B Filterate
C Extract
D Molasses
Correct Answer: Molasses
Which one of following amino acid is neither acidic nor a basic in nature ?
A Lysine
B Histidine
C Proline
D Glutamic acid
Correct Answer: Proline
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