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Chemical Equilibrium NEET Questions. We covered all the Chemical Equilibrium NEET Questions 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
On a commercial level, hydrogen peroxide is synthesized through the auto-oxidation of:
(A) 1-Ethylanthraquinol
(B) 2-Ethylanthraquinol
(C) 1-Ethylanthraquinone
(D) 2-Ethylanthraquinone
Option b – 2-Ethylanthraquinol
Which of the following is TRUE?
(I) Soap forms micelles in water regardless of its concentration.
(II) Micelle formation occurs only above a specific temperature.
(III) Diluting a soap solution causes micelles to dissociate into ions.
(A) (I) and (II)
(B) (II) and (III)
(C) (I) and (III)
(D) (I), (II), and (III)
Option b – (II) and (III)
The hydride categories to which HF, KH, and CrH belong, respectively, are:
(A) Molecular, saline, and metallic hydrides
(B) Saline, Molecular, and metallic hydrides
(C) Molecular, metallic, and saline hydrides
(D) Metallic, saline, and Molecular hydrides
Option a – Molecular, saline, and metallic hydrides
Identify the correct number of sigma and pi bonds in the compound (CN)₂C=C(CN)₂:
(A) 5, 9
(B) 13, 4
(C) 9, 9
(D) 9, 5
Option c – 9, 9
Which of the following combinations does NOT result in the formation of hydrogen gas?
(A) Zinc reacting with dilute HCl
(B) Sodium reacting with water
(C) Zinc reacting with aqueous NaOH
(D) Silicon tetrachloride reacting with water
Option d – Silicon tetrachloride reacting with water
Find the incorrect statement:
(A) A square planar Molecule exhibits 90° bond angles.
(B) Higher s-character in hybrid orbitals leads to larger bond angles.
(C) HF formation involves an s-s sigma bond.
(D) Strength of a covalent bond depends on the extent of orbital overlap.
Option c – HF formation involves an s-s sigma bond.
What do butter, jelly, and cheese have in common?
(A) Their dispersion medium is a Solid.
(B) Their dispersed phase is gaseous.
(C) They all represent the same colloidal category: emulsions.
(D) Both their dispersed phase and dispersion medium are Solids.
Option a – Their dispersion medium is a Solid.
Which of the following statements is false?
(A) Hydrogen remains inert at room temperature due to low bond dissociation energy.
(B) Hydrogen peroxide is applied in wastewater treatment.
(C) Liquid water shows strong hydrogen Bonding between molecules.
(D) Heavy water serves as a precursor in synthesizing deuterium compounds.
Option a – Hydrogen remains inert at room temperature due to low bond dissociation energy.
Calculate the number of moles of water needed to fully hydrolyze 5 moles of magnesium nitride:
(A) 30
(B) 40
(C) 50
(D) 60
Option a – 30
Which compound demonstrates the greatest covalent character?
(A) NaCl
(B) SiCl₄
(C) AlCl₃
(D) MgCl₂
Option b – SiCl₄
Assertion: The entropy change (ΔS) is positive during gas adsorption on Solids.
Reason: Gas molecules lose freedom of motion when adsorbed onto a Solid.
(A) Both assertion and reason are true, and the reason explains the assertion.
(B) Both assertion and reason are true, but the reason doesn’t explain the assertion.
(C) Assertion is true, reason is false.
(D) Assertion is false, reason is true.
Option d – Assertion is false, reason is true.
Which option is correct?
(A) Sodium oxidizes dihydrogen to form sodium hydride.
(B) Electrolysis of acidified water with platinum electrodes yields dihydrogen.
(C) Hydrogen reacts with iodine in the dark to produce hydrogen iodide.
(D) Bromine is reduced by dihydrogen to form hydrogen bromide.
Option b – Electrolysis of acidified water with platinum electrodes yields dihydrogen.
Which among the following is incorrect?
(A) Hybridization involving 3s, 3p, and 3d orbitals is possible.
(B) Orbitals 3d, 4s, and 4p can undergo hybridization.
(C) Hybridization involving 3p, 3d, and 4s is feasible.
(D) Orbitals 2s and 2p can hybridize.
Option c – Hybridization involving 3p, 3d, and 4s is feasible.
Identify the Molecule with a linear geometry:
(A) SO₂
(B) NO₂
(C) BeF₂
(D) H₂S
Option c – BeF₂
Which electrolyte has the highest coagulating value for an AgI/Ag sol?
(A) Na₂S
(B) Na₃PO₄
(C) Na₂SO₄
(D) NaCl
Option d – NaCl
The chemical formula for Calgon is:
(A) Na₃P₆O₁₈
(B) Na₆P₃O₁₈
(C) Na₆P₆O₁₂
(D) Na₆P₆O₁₈
Option d – Na₆P₆O₁₈
Find the incorrect statement:
(A) BF₃ is nonpolar while NF₃ is polar.
(B) BF₃ is trigonal planar; NF₃ is trigonal pyramidal.
(C) BF₃ is covalent while NF₃ is ionic.
(D) The central Atom in BF₃ has no lone pair, while NF₃’s does.
Option c – BF₃ is covalent while NF₃ is ionic.
Which method cannot eliminate permanent hardness of water?
(A) Ion exchange process
(B) Calgon method
(C) Sodium carbonate treatment
(D) Clark’s method
Option d – Clark’s method
Which match is incorrect?
(A) Methylene blue sol → Negatively charged sol
(B) Gold sol → Negatively charged sol
(C) Gelatin sol → Negatively charged sol
(D) Eosin sol → Negatively charged sol
Option a – Methylene blue sol → Negatively charged sol
Which Molecule has bonds of unequal length?
(A) AlF₃
(B) NF₃
(C) ClF₃
(D) BF₃
Option c – ClF₃
For the given reactions:
(I) Sucrose → Glucose + Fructose
(II) Glucose → Ethanol + Carbon dioxide
The enzymes responsible for these conversions are:
(A) Diastase and pepsin
(B) Zymase and maltase
(C) Invertase and diastase
(D) Invertase and zymase
Option d – Invertase and zymase
Which of the following is a polar compound?
(A) CH₄
(B) SiF₄
(C) SF₄
(D) CCl₄
Option c – SF₄
Volume strength of a 2.0 N hydrogen peroxide solution is:
(A) 5.6 L
(B) 0.56 L
(C) 11.2 L
(D) 20.0 L
Option c – 11.2 L
Lyophobic colloids are:
(A) Irreversible in nature
(B) More stable than lyophilic colloids
(C) More viscous than their dispersion medium
(D) Readily formed by simply mixing components
Option a – Irreversible in nature
Consider the processes:
(I) Water vapor + Silica gel
(II) Water vapor + Anhydrous calcium chloride
Choose the correct interpretation:
(A) Both involve absorption with water uniformly distributed in the Solid.
(B) (I) is absorption, (II) is adsorption.
(C) In (I), water gets adsorbed on silica gel’s surface.
(D) In (II), water adsorbs onto calcium chloride’s surface.
Option c – In (I), water gets adsorbed on silica gel’s surface.
Choose the incorrect statement about ion formation: N₂ → N₂⁺ and O₂ → O₂⁻
(A) N-N bond weakens in N₂⁺.
(B) O-O bond order reduces in O₂⁻.
(C) O-O bond length increases in O₂⁻.
(D) N-N bond length decreases in N₂⁺.
Option d – N-N bond length decreases in N₂⁺.
A hydrogen peroxide solution labeled “100 volume” implies:
(A) 1000 mL yields 1 L of O₂ at STP
(B) 1 L produces 1 L of O₂ at STP
(C) 10 L generates 100 L of O₂ at STP
(D) 1 mL liberates 100 mL of O₂ at STP
Option d – 1 mL liberates 100 mL of O₂ at STP
Which is an example of a hydrophobic sol?
(A) Starch sol
(B) Gold sol
(C) Gelatin sol
(D) Gum sol
Option b – Gold sol
In which type of colloid are both phases in the same physical state?
(A) Emulsion
(B) Aerosol
(C) Gel
(D) Foam
Option a – Emulsion
The Molecule with the most lone pairs on the central Atom is:
(A) ClO₃⁻
(B) XeF₄
(C) SF₄
(D) I₃⁻
Option d – I₃⁻
In hair cream and whipped cream, the dispersed phases are:
(A) Gas; liquid
(B) Liquid; gas
(C) Liquid; Solid
(D) Solid; gas
Option b – Liquid; gas
We covered all the chemical equilibrium NEET Questions above in this post for free so that you can practice well for the exam.
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