Core Chemistry concepts and related MCQS

Core Chemistry concepts and related MCQS

Core chemistry (organic+physical +inorganic chemistry) learning

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09/04/2024

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09/04/2024

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13/02/2024

Follow Core Chemistry concepts and related MCQS
MCQ: Which of the following have highest freezing point?
A)0.1M of sugar
B)0.01M of sugar
C)0.001M of sugar
D)All have same

13/02/2024

Follow Core Chemistry concepts and related MCQS
MCQ: Which of the following have lowest vapour pressure.?
A)1M of sugar
B)1M of glucose
C)1M of urea
D)All have same

13/02/2024

Follow Core Chemistry concepts and related MCQS
MCQ:Which of the following does not react with oxygen directly?
A)Zn
B)Ti
C)Pt
D)Fe

12/02/2024

Follow Core Chemistry concepts and related MCQS
MCQ: Which of the following methods is not used for the separation of mixtures?
A. Chromatography
B. Crystallization
C. Electrolysis
D. Distillation

12/02/2024

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MCQ: The most suitable process of obtaining water from an aqueous solution of sugar is
A. crystallization
B. distillation
C. filteration
D. decantation

12/02/2024

FOLLOW Core Chemistry concepts and related MCQS
MCQ: Which of the following processes is a physical reaction?
A)Electrolysis
B)Hydrolysis
C)Allotropic change
D) Neutralization

12/02/2024

Follow: Core Chemistry concepts and related MCQS
MCQ:Which of the following is a physical change?
A. Freezing ice-cream
B. Dissolving calcium in water
C. Burning kerosene
D. Exposing white phosphorus to air

12/02/2024
09/02/2024

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07/02/2024

MCQ:Compound which is manufacturing by Hasenclever process:
A) Nitric Acid
B) Sulphuric Acid
B) Ammonia
B) Bleaching Powder

Core Chemistry concepts and related MCQS

07/02/2024

MCQ:Mole fraction of NaCl in aqueous solution of NaCl will be.?
A)greater than 1
B) less than 1
C) equal to 1
D) none

Core Chemistry concepts and related MCQS

06/02/2024

MCQ:The main pollutant of leather tanneries on the waste water is due t the salt of______________ .
a) Chromium (lll)
b) Chromium (lV)
c) Cobalt
d) Lead

Core Chemistry concepts and related MCQS

06/02/2024

MCQ:The compound that is not Lewis acid:
(a) BF3
(b) BaCl2
(c) SnCl4
(d) AlCl3

Core Chemistry concepts and related MCQS

06/02/2024

MCQ:When Zn metal is kept in CuSO4solution, copper is precipitated and ZnSO4is formed
because:
(a) Atomic number of Zinc is smaller than copper
(b) Atomic number of Zinc is larger than copper
(c) Standard reduction potential of Zinc is more than that of copper
(d) Standard reduction potential of Zinc is less than that of copper

Core Chemistry concepts and related MCQS

05/02/2024

MCQ:α-Glycosidic bond is present in
(A) Lactose
(B) Maltose
(C) Sucrose
(D) All of these

Core Chemistry concepts and related MCQS

05/02/2024

MCQ:α-D-glucose and β -D-glucose are
(A) Stereoisomers
(B) Epimers
(C) Anomers
(D) Keto-aldo pairs


Core Chemistry concepts and related MCQS

05/02/2024

MCQ:The number of isomers of glucose is
(A) 2
(B) 4
(C) 8
(D) 16

Core Chemistry concepts and related MCQS

05/02/2024

MCQ:The optically inactive amino acid is
(A) Glycine
(B) Serine
(C) Threonine
(D) Valine

Core Chemistry concepts and related MCQS

03/02/2024

MCQ:The chemical name of chalk is
(A) Sodium nitrate
(B) Zinc sulfate
(C) Sulphuric acid
(D) Calcium carbonate

Core Chemistry concepts and related MCQS

03/02/2024

MCQ:In the following compound H is covalent bonded in
case of:
(a) CaH2
(b) NaH
(c) SiH4
(d) BaH2
Core Chemistry concepts and related MCQS

01/02/2024

MCQ:Which one of the following colloidal solution is used in photography?
A. Colloidal silver bromide
B. Colloidal gold
C. Colloidal silver
D. Colloidal sulphur


Core Chemistry concepts and related MCQS

01/02/2024

MCQ:The process of separating cream from milk is called
A. Emulsification
B. Demulsification
C. Emulsion
D. Electro-osmosis

Core Chemistry concepts and related MCQS

01/02/2024

MCQ:By which of the following process permanent hardness of water can be removed?
(a) Washing soda
(b) Soda lime
(c) Sodium chloride
(d) Sodium bicarbonate

Core Chemistry concepts and related MCQS

01/02/2024

MCQ:Which of the following is a true peroxide?
(a) SO2
(b) BaO2
(c) NO2
(d) MnO2


Core Chemistry concepts and related MCQS

19/08/2023

MCQ:Which of the following compounds is most stable ?
(a) LiCl
(b) LiI
(c) LiBr
(d) LiF

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19/08/2023

MCQ:The order of decreasing polarity in the compounds CaO, CsF, KCl, MgO is
(a) CaO, CsF, KCl, MgO
(b) MgO, KCl, CaO, CsF,
(c) KCl, CaO, CsF, MgO
(d) CsF, KCl, CaO, MgO

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