Cell reaction is spontaneous when
Cell reaction is spontaneous when
Options
(a) ΔG⁰ is negative (b) ΔG⁰ is positive (c) ΔE⁰ Red is positive (d) ΔE⁰Red is negetive
Correct Answer:
ΔG⁰ is negative
Explanation:
For a cell reaction to […]
AIPMT2000
For the reaction C₂H₅OH + 3O₂(g) → 2CO₂(g) + 3H₂O which one is true
For the reaction C₂H₅OH + 3O₂(g) → 2CO₂(g) + 3H₂O which one is true
Options
(a) ΔH = ΔE – RT (b) ΔH = ΔE +RT (c) ΔH = ΔE + 2RT (d) ΔH […]
Dihedral angle in staggered form of ethane is
Dihedral angle in staggered form of ethane is
Options
(a) 0⁰ (b) 120⁰ (c) 60⁰ (d) 180⁰
Correct Answer:
60⁰
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which statements is wrong about pH and H⁺
Which statements is wrong about pH and H⁺
Options
(a) pH of neutral water is not zero (b) Adding 1 N solution of CH₃COOH and NaOH pH will be seven (c) pH of […]
For a reversible reaction, if we increase concentration of the reactants,
For a reversible reaction, if we increase concentration of the reactants, then effect on equilibrium constant
Options
(a) depends on amount of concentration (b) remains unchanged (c) decreases (d) increases
Correct Answer:
remains unchanged
Correct relation between dissociation constant of a dibasic acid is
Correct relation between dissociation constant of a dibasic acid is
Options
(a) Ka₁ = Ka₂ (b) Ka₁ > Ka₂ (c) Ka₁ < Ka₂ (d) Ka₁ = 1/Ka₂
Correct Answer:
Ka₁ > Ka₂
Which compound is electron deficient?
Which compound is electron deficient?
Options
(a) BeCl₂ (b) BCl₃ (c) CCl₄ (d) PCl₅
Correct Answer:
BCl₃
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
CF₂ = CF₂ is monomer of
CF₂ = CF₂ is monomer of
Options
(a) teflon (b) orlon (c) polythene (d) nylon-6
Correct Answer:
teflon
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Mg is present in
Mg is present in
Options
(a) chlorophyll (b) haemoglobin (c) vitamin-D (d) vitamin-B
Correct Answer:
chlorophyll
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
How enzymes increases the rate of reaction
How enzymes increases the rate of reaction
Options
(a) By lowering activation energy (b) By increasing activation energy (c) By changing equilibrium constant (d) By forming enzyme substrate complex
Correct Answer:
By lowering […]