In the titration of strong acid and weak base, the indicator used is
Options
(a) thymolphthalein (b) methyl orange (c) thymolblue (d) phenolphthalein
Correct Answer:
methyl orange
Explanation:
No explanation available. Be the […]
ΔG = ΔH – TΔS was given by
Options
(a) Faraday (b) Kirchoff (c) Einstein (d) Gibbs-Helmholtz
Correct Answer:
Gibbs-Helmholtz
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which of the following is endothermic reaction
Options
(a) 3H₂+ N₂ → 2NH₃ (b) C + O₂ → CO₂ (c) PCl₃ + Cl₂ → PCl₅ (d) N + (1/2)O₂ → NO
Correct Answer: […]
In which of the following molecules is hydrogen bridge bond present
Options
(a) Water (b) Inorganic benzene (c) Diborane (d) Methanol
Correct Answer:
Diborane
Explanation:
No explanation available. Be the first to write […]
Which among the following does not have the hydrogen bond
Options
(a) Water (b) Liquid NH₃ (c) Phenol (d) Liquid HCl
Correct Answer:
Liquid HCl
Explanation:
Hydrogen bond is defined as, the electrostatic […]
Of the following compounds the most acidic is
Options
(a) As₂O₃ (b) P₂O₅ (c) Sb₂O₃ (d) Bi₂O₃
Correct Answer:
P₂O₅
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which of the following is the smallest anion
Options
(a) O²⁻ (b) S²⁻ (c) Cl⁻ (d) Br⁻
Correct Answer:
O²⁻
Explanation:
No explanation available. Be the first to write the explanation for this […]
An orbital in which n = 4 and l = 2 is expressed by
Options
(a) 4s (b) 4p (c) 4d (d) 5p
Correct Answer:
4d
Explanation:
No explanation available. Be the first […]
Volume concentration of 1.5 N H₂O₂ is
Options
(a) 1.5 (b) 4.5 (c) 16.8 (d) 8.4
Correct Answer:
8.4
Explanation:
No explanation available. Be the first to write the explanation for this question […]
One gram mole of a gas at NTP occupies 22.4 L.This facts was derived from
Options
(a) Law of gaseous volumes (b) Avogadro’s hypothesis (c) Berzelius hypothesis (d) Dalton’s atomic theory
Correct Answer: […]
2017-2025 Copyright Doctor Dreams Training Academy - About Us - Privacy Policy - Terms & Conditions - Contact Us - Refund Policy