Chemical Equilibrium Questions for NEET

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Chemical Equilibrium Questions for NEET. We covered all the Chemical Equilibrium Questions for NEET in this post for free so that you can practice well for the exam.

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MCQ on Chemical Equilibrium for NEET Students

What volume of methane (STP) is formed from 16.4 g of sodium acetate by fusion with soda lime?

(A) 4.48 L

(B) 8.96 L

(C) 13.44 L

(D) 22.4 L

Option a – 4.48 L

Ethylene reacts with Baeyer’s reagent to give ………

(A) glycol

(B) glyoxal

(C) oxalic acid

(D) glycolic acid

Option a – glycol

Distillation technique most suited for separating a mixture of carbon tetrachloride and anisole is ………

(A) steam distillation

(B) fractional distillation

(C) distillation under reduced pressure

(D) simple distillation

Option b – fractional distillation

During the estimation of phosphorous from organic compounds, phosphorous is precipitated as ammonium phosphomolybdate. The color of this precipitate is ………

(A) red

(B) green

(C) yellow

(D) white

Option c – yellow

Impure benzoic acid can be purified by ………..

(A) crystallization

(B) differential extraction

(C) sublimation

(D) all of these

Option d – all of these

Isobutylene in reaction with 50% H₂SO4 will form ……..

(A) 2-methylpropan-1-ol

(B) 2-methylpropan-2-ol

(C) propyne

(D) 2-methylpropanal

Option b – 2-methylpropan-2-ol

Kjeldahl’s method for the estimation of nitrogen is NOT applicable for which of the following compounds? I Pyridine II Benzene diazonium chloride III Quinoline IV Nitrobenzene

(A) I, II

(B) III, IV

(C) I, II, III

(D) I, II, III, IV

Option d – I, II, III, IV

Sodium benzoate heated in presence of soda lime will produce ……… as a product.

(A) phenol

(B) toluene

(C) benzene

(D) benzoic acid

Option c – benzene

Which of the following alkanes can be synthesized by the Wurtz reaction in good yield?

(A) Propane

(B) Ethene

(C) Heptane

(D) Methane

Option b – Ethene

Which of the following is CORRECT about biphenyl?

(A) It’s a non-benzenoid compound.

(B) It cannot be prepared by the Wurtz-Fittig reaction.

(C) It has a trigonal planar geometry.

(D) It is aromatic in nature.

Option a – It’s a non-benzenoid compound.

Which of the following will have the fastest rate of reaction with Br2/FeBr3?

(A) Anisole

(B) Sulphonic acid

(C) Acetophenone

(D) Chlorobenzene

Option a – Anisole

Which of the following compounds will exhibit geometrical isomerism?

(A) Pent-2-ene

(B) Isobutane

(C) 2,3-Dimethylpent-2-ene

(D) But-1-ene

Option a – Pent-2-ene

When 3,3-dimethyl-2-butanol is heated with H₂SO4, the major product obtained is ……….

(A) 3,3-dimethyl-but-1-ene

(B) 2,3-dimethyl-but-2-ene

(C) 2,3-dimethyl-but-1-ene

(D) cis and trans isomers of 2,3-dimethyl but-2-ene

Option b – 2,3-dimethyl-but-2-ene

Which of the following has the smallest heat of hydrogenation per mole?

(A) But-1-ene

(B) trans-But-2-ene

(C) cis-But-2-ene

(D) 1,3-Butadiene

Option b – trans-But-2-ene

0.602 g of an organic compound gave 0.396 g of silver iodide by a halogen estimation method. Find the percentage of iodine in the compound. (At. mass : Ag = 108, I = 127)

(A) 18.85 %

(B) 35.55 %

(C) 45.65 %

(D) 55.65%

Option b – 35.55 %

Find the INCORRECT statement.

(A) Staggered conformation of ethane is more stable than eclipsed conformation.

(B) Bromine water can be used to distinguish between ethene and ethyne.

(C) Propyne is less acidic than ethyne.

(D) Ethyne is more acidic than ethane.

Option b – Bromine water can be used to distinguish between ethene and ethyne.

How much sulphur is present if, on analysis, 0.4 g of the compound gives 1.2 g of BaSO4? (At mass : Ba = 137, S = 32)

(A) 28.18%

(B) 54.32%

(C) 41.20 %

(D) 60%

Option c – 41.20 %

Electrolysis of sodium succinate gives ……….

(A) ethane

(B) ethene

(C) ethyne

(D) ethane-1,2-diol

Option b – ethene

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