Chemistry-
General
Easy

Question

Sum of total number of chiral centres(x) and total number of pairs of enantiomers(y) for following structure is:

  1. 2    
  2. 3    
  3. 4    
  4. 5    

The correct answer is: 4

Related Questions to study

General
chemistry-

The mineral colemanite is fused with sodium carbonate, compound(Z) is obtained along with white ppt. When(Z) reacts with dil.H2SO4 gives a compound (a) which on strong heating gives an oxide(C).(c) on reduction with Mg produced(d) and nonmetal(X). Treatment of chlorineonamixtureof(c) and carbon at high temperature gives a halide(E) which is fuming liquid(b.pt.13°C) along with a gas(F).(E) is a Lew is acid. (E) and (F) will be:

The mineral colemanite is fused with sodium carbonate, compound(Z) is obtained along with white ppt. When(Z) reacts with dil.H2SO4 gives a compound (a) which on strong heating gives an oxide(C).(c) on reduction with Mg produced(d) and nonmetal(X). Treatment of chlorineonamixtureof(c) and carbon at high temperature gives a halide(E) which is fuming liquid(b.pt.13°C) along with a gas(F).(E) is a Lew is acid. (E) and (F) will be:

chemistry-General
General
chemistry-

The mineral colemanite is fused with sodium carbonate, compound(Z) is obtained along with white ppt. When(Z)reactswithdil.H2SO4 gives a compound(a) which on strong heating gives an oxide(C).(c) on reduction with Mg produced(d) and nonmetal(X).Treatment of chlorine on a mixture of(c) and carbon at high temperature gives a halide(E) which is fuming liquid(b.pt.13°C) along with a gas(F).(E)is a Lew is acid. (Z) may be:

The mineral colemanite is fused with sodium carbonate, compound(Z) is obtained along with white ppt. When(Z)reactswithdil.H2SO4 gives a compound(a) which on strong heating gives an oxide(C).(c) on reduction with Mg produced(d) and nonmetal(X).Treatment of chlorine on a mixture of(c) and carbon at high temperature gives a halide(E) which is fuming liquid(b.pt.13°C) along with a gas(F).(E)is a Lew is acid. (Z) may be:

chemistry-General
General
chemistry-

Areactionisspontaneousiffreeenergychange,blank capital delta G,forthereactionisnegative.Thequestionarises,how wecanexplainthespontaneityofreversiblereactions.Letustaketheexampleofdissociationequilibriumof N subscript 2 end subscript O subscript 4 end subscript rightwards harpoon over leftwards harpoon 2 N O subscript 2 end subscript left parenthesis g right parenthesis ThevariationoffreeenergywiththefractionofN2O4dissociatedunderstandardconditions is shown in the figure below:

Thestandardfreeenergychangefortheconversionof1moleofN2O4into2molesofNO2is:

Areactionisspontaneousiffreeenergychange,blank capital delta G,forthereactionisnegative.Thequestionarises,how wecanexplainthespontaneityofreversiblereactions.Letustaketheexampleofdissociationequilibriumof N subscript 2 end subscript O subscript 4 end subscript rightwards harpoon over leftwards harpoon 2 N O subscript 2 end subscript left parenthesis g right parenthesis ThevariationoffreeenergywiththefractionofN2O4dissociatedunderstandardconditions is shown in the figure below:

Thestandardfreeenergychangefortheconversionof1moleofN2O4into2molesofNO2is:

chemistry-General
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General
chemistry-

Consider the process carried out for an ideal gas.

One by one, stoppers S1, S2, S3............ are removed slowly and the gas expands to V2, L with final pressure P2and final temperature T2. Which of the following is/are correct for the above process.

Consider the process carried out for an ideal gas.

One by one, stoppers S1, S2, S3............ are removed slowly and the gas expands to V2, L with final pressure P2and final temperature T2. Which of the following is/are correct for the above process.

chemistry-General
General
chemistry-

Theaboveisothermwasobservedforamonoatomicgasatcertaintemperature. Which of the following is correct?

Theaboveisothermwasobservedforamonoatomicgasatcertaintemperature. Which of the following is correct?

chemistry-General
General
chemistry-

ForthefollowingV-TplotforagasundergoingaprocessfromstateAtostateB,selectthecorrectalternative(s).

ForthefollowingV-TplotforagasundergoingaprocessfromstateAtostateB,selectthecorrectalternative(s).

chemistry-General
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General
chemistry-

Electronegativity is a feature which is relative and depends on several factor like oxidation number, hybridizations etc.
For instance, the electronegativity of differently hybridized carbon are :

ThedirectionofdipoleofC→0 is This means there is slight positive charge on O. This can be explained by:

Electronegativity is a feature which is relative and depends on several factor like oxidation number, hybridizations etc.
For instance, the electronegativity of differently hybridized carbon are :

ThedirectionofdipoleofC→0 is This means there is slight positive charge on O. This can be explained by:

chemistry-General
General
chemistry-

Electronegativity is a feature which is relative and depends on several factor like oxidation number, hybridizations etc.
For instance, the electronegativity of differently hybridized carbon are :

Which of the following is correct?
A) H3C-CH3
B) H2C =CH2
C) HC =CH

Electronegativity is a feature which is relative and depends on several factor like oxidation number, hybridizations etc.
For instance, the electronegativity of differently hybridized carbon are :

Which of the following is correct?
A) H3C-CH3
B) H2C =CH2
C) HC =CH

chemistry-General
General
chemistry-

Electronegativity is a feature which is relative and depends on several factor like oxidation number, hybridizations etc.
For instance, the electronegativity of differently hybridized carbon are :

Which of the following contain all carbon of equal electronegativity?

Electronegativity is a feature which is relative and depends on several factor like oxidation number, hybridizations etc.
For instance, the electronegativity of differently hybridized carbon are :

Which of the following contain all carbon of equal electronegativity?

chemistry-General
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General
chemistry-

Sulphurformsnumerouscompoundsandshowvarietyofoxidationstates.Italsoexhibitagoodtendencyof catenation.Itformsvarietyofoxoacidsandoxoanionsalso.Sulphuralsooccurinseveralbiomoleculesand is also used in chemotherapy as sulpha drugs. Sulphapyridine was shown to be effective against pneumonia
Whais thhybridizatioof ithis compound.

Sulphurformsnumerouscompoundsandshowvarietyofoxidationstates.Italsoexhibitagoodtendencyof catenation.Itformsvarietyofoxoacidsandoxoanionsalso.Sulphuralsooccurinseveralbiomoleculesand is also used in chemotherapy as sulpha drugs. Sulphapyridine was shown to be effective against pneumonia
Whais thhybridizatioof ithis compound.

chemistry-General
General
chemistry-

CuSO4+ excess NH3  X CuSO4+ excess KCl Y To Y, excess KCN is added due to which a highly stable complex results. This complex is:

CuSO4+ excess NH3  X CuSO4+ excess KCl Y To Y, excess KCN is added due to which a highly stable complex results. This complex is:

chemistry-General
General
chemistry-

CuSO4+ excess NH3 X CuSO4+ excess KCl Y The name of Y is:+

CuSO4+ excess NH3 X CuSO4+ excess KCl Y The name of Y is:+

chemistry-General
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General
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CuSO4+ excess NH3 X CuSO4+ excess KCl Y The color of species X and hybridization of Cu2+ in it are respectively.

CuSO4+ excess NH3 X CuSO4+ excess KCl Y The color of species X and hybridization of Cu2+ in it are respectively.

chemistry-General
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chemistry-

In which of following silicate, the number of corner shared per tetrahedron is 2?

In which of following silicate, the number of corner shared per tetrahedron is 2?

chemistry-General
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chemistry-

Which among the following is strongerlew is bases than HN(SiH3)2?

Which among the following is strongerlew is bases than HN(SiH3)2?

chemistry-General
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