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Organic Chemistry
Organic Chemistry Multiple Choice
Quiz 1
Solution
Q.1.
Which of the following statement is not true about ferrocene?
a) decamethyl ferrocene is staggered in solid state
b) cyclopentadienyl rings in ferrocene are almost eclipsed
c) cyclopentadienyl ring in ferrocene are staggered
d) ferrocene can be nitrated by reaction with dil. HNO3
Q.2.
Ferrocene cannot undergo which of the following reaction?
a) Friedal craft acylation
b) Diels-Alder reaction
c) Oxidation by Ag + ions
d) Electrophilic substitution
Q.3.
Structurally nickelocene is similar to ferrocene but how Nickelocene attains stability?
a) due to formation of a monocation
b) due to formation of a dication
c) due to formation of a monoanion
d) due to formation of a dianion
Q.4.
Which of the following is/are true about ferrocene?
a) III and IV
b) I, II and III only
c) I, II and IV only
d) II, III and IV only
Q.5.
Which type of boranes are B5H9 and B4Hrespectively?
a) Nido and Arachano boranes
b) Nido and closo boranes
c) Closo and Arachano boranes
d) Both are Nido
Q.6.
Mn(CO)5 is isolobal with which of the following compound?
a) CH4
b) CH3
c) CH2
d) CH
Q.7.
Which of following pair is not isolobal?
a) Mn(CO)5, CH3
b) [Fe(CO)4], O
c) Mn(CO)5, Cl
d) Mn(CO)5, O
Q.8.
According to wade’s Rule, [C2B10Hadopts which type of structure?
a) closo structure
b) nido structure
c) archano structure
d) hypo structure
Q.9.
Which property is the same for isolobal molecules?
a) e– capture
b) Boiling point
c) Melting point
d) Solubility
Q.10.
Which of the following is not considered as an organometallic compound?
a) Ferrocene
b) Cis-platin
c) Ziese’s salt
d) Grignard reagent
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