Organic Chemistry: Some Basic Principles and Techniques — practice questions
74 curated practice questions from Organic Chemistry: Some Basic Principles and Techniques (Chemistry Class 11, CBSE) — 74 easy. Every question includes the final answer free; step-by-step worked solutions with a free account.
- How many primary, secondary and tertiary carbon atoms are present in the following compound?
- The correct representation of 4-hydroxy-2-methylpent-2-en-1-al is
- The correct name of is
- The increasing order of electron donating inductive effect of alkyl groups is
- The presence of carbon in an organic compound can be shown by
- Few mixtures and their methods of separation are given in the columns I and II respectively. Match the columns and mark…
- IUPAC name of (CH 3 ) 3 C – CH CH 2 is
- Which of the following is a characteristic feature of a free radical?
- In which of the following species hyperconjugation is possible?
- Which type of hybridisation of each carbon is there in the compound? CH 3 – CH CH – CN
- The order of decreasing stability of the following carbanions is (i) (CH 3 ) 3 C – (ii) (CH 3 ) 2 CH – (iii) CH 3 CH 2…
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- Match the column I with column II in which formula for estimation of an element is given and mark the appropriate…
- How many geometrical isomers are possible for the given compound? CH 3 CH CH CH CH C 2 H 5
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- In the given reaction two products are expected. The product ( B ) is formed as a major product because
- The blue compound formed in the positive test for nitrogen with Lassaigne solution of an organic compound is
- Chlorination of alkanes is a photochemical process. It is initiated by the process of
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- Match the column I with column II to give the correct IUPAC names and mark the appropriate choice. Column I Column II…
- Those substances can be separated by steam distillation which are
- In Kjeldahl’s method of estimation of nitrogen, nitrogen is quantitatively converted in ammonium sulphate. It is then…
- 1.6 g of an organic compound gave 2.6 g of magnesium pyrophosphate. The percentage of phosphorus in the compound is
- Which of the following ions is the most resonance stabilised?
- The substance which can be used as adsorbent in column chromatography is
- The IUPAC name of is
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- Which of the following statements is not true about the stability of carbanions?
- and C 2 H 5 – O – N O are examples of
- The correct IUPAC name of the compound is
- Inductive effect of which atom or group is taken as zero to compare inductive effect of other atoms?
- Which of the following represents 3-methylpenta-1,3-diene?
- Answer the following question based on the given paragraph . Stability of carbocation, alkyl free radical and alkene…
- The number of chain isomers possible for hydrocarbon C 5 H 12 is
- Match the column I with column II and mark the appropriate choice. Column I Column II (A) CH 3 CH 2 OH, H 3 C – O – CH…
- Which of the following sets of groups contains only electrophiles?
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- Which of the following is the most stable free radical?
- Match the column I with column II and mark the appropriate choice. Column I Column II (A) (i) CH 3 – CH 2 – CH 2 – CH 2…
- Which of the following represents the given sequence of hybridisation of carbon atoms from left to right sp 2 , sp 2 …
- Which of the following compounds is not correctly matched with its IUPAC name?
- Match the reactions given in column I with the type of reactions given in column II and mark the appropriate choice…
- Which of the following names is not correctly written in front of the compound?
- Which of the following correctly depicts the bond line and condensed structure of the compounds? (i)…
- The mechanism of the reaction in terms of intermediates or type of reaction is given below. Mark the incorrect option.
- The type of isomerism shown by the following compounds is CH _ 3 CH _ 2 CH _ 2 CH _ 2 CH _ 3 ,
- Which of the following contains three pairs of electrons in valence shell?
- In Duma’s method 0.52 g of an organic compound on combustion gave 68.6 mL N 2 at 27°C and 756 mm pressure. What is the…
- The number of hyperconjugating structures shown by the carbocations are given below. Which one is not correctly matched?
- Which of the following carbanion expected to be most stable?
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- The increasing order of stability of the following radicals is
- IUPAC name of the compound is
- What is the relationship between the structures shown?
- Correct name for the given compound, is
- 2-Bromopentane is treated with alcoholic KOH solution. What will be the major product formed in this reaction and what…
- Given below is the developed chromatogram of a mixture of pigments. R f values for x and y can be expressed as
- Which method can be applied to separate a mixture of camphor and benzoic acid?
- The carbocation CH 3 C + HCH 3 is less stable than
- Which of the following names of substituted benzene compounds is not correct?
- Match the compounds given in column I with the IUPAC names given in column II and mark the appropriate choice. Column I…
- Freshly prepared solution of sodium nitroprusside is added to the sodium extract. Appearance of a deep violet colour…
- Match the column I with column II and mark the appropriate choice. Column I Column II (A) Beilstein test (i) Sulphur…
- The process of separation of an organic compound from its aqueous solution by shaking with a suitable solvent is termed…
- During sodium extract preparation for Lassaigne’s test both N and S present in organic compound change to
- The correct IUPAC name of the following compound is
- Nucleophiles are ____________ while electrophiles are _________.
- Distillation under reduced pressure is generally used to purify those liquids which
- Given below are the structures of few compounds with molecular formula C 4 H 10 O. Select metamers from these…
- In Carius method of estimation of halogen, 0.15 g of an organic compound gave 0.12 g of AgBr. What is the percentage of…
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- Which of the following IUPAC names is not correctly matched?
- 1,3,5,7-Octatetraene contains __ X __ s -bonds and __ Y __ p -bonds. ‘ X’ and ‘ Y ’ are
- Which type of hybridisation is shown by carbon atoms from left to right in the given compound : CH 2 CH C N?