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Which of the following molecules has the highest bond dissociation energy?
A) Hβ π₯°
B) Clβ β€οΈ
C) Fβ π
D) Oβ π₯°
*ANSWER WITH EMOJI'S*
What is the main product of the reaction between an alkene and ozone followed by zinc in acetic acid?
A) Alcohols π₯°
B) Ketones β€οΈ
C) Aldehydes π
D) Carboxylic acids π₯°
*ANSWER WITH EMOJI'S*
Which of the following compounds is a strong Lewis acid?
A) BFβ π₯°
B) NHβ β€οΈ
C) CHβOH π
D) HβO π₯°
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Repost from Csir Net chemistry
Which of the following statements about the Born-Haber cycle is NOT true?
A) It helps in calculating lattice energy. π₯°
B) It considers ionization energy and electron affinity. β€οΈ
C) It is applicable only to covalent compounds. π
D) It is based on Hess's law. π₯°
*ANSWER WITH EMOJI'S*
Repost from Csir Net chemistry
What is the primary reason for the increase in acidity of carboxylic acids compared to alcohols?
A) Greater electronegativity of oxygen. π₯°
B) Resonance stabilization of the carboxylate ion. β€οΈ
C) Presence of more hydrogen atoms. π
D) Higher molecular weight. π₯°
*ANSWER WITH EMOJI'S*
Repost from Csir Net chemistry
Which of the following coordination complexes is expected to exhibit geometric isomerism?
A) [Co(NHβ)β]Β³βΊ π₯°
B) [CuClβ(NHβ)β] π
C) [Ni(CN)β]Β²β» β€οΈ
D) [Cr(en)β]Β³βΊ π₯°
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Repost from Csir Net chemistry
In the context of reaction kinetics, which factor does NOT affect the rate of a reaction?
A) Temperature π₯°
B) Concentration of reactants β€οΈ
C) Presence of a catalyst π
D) Color of the reactants π₯°
*ANSWER WITH EMOJI'S*
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