Organometallic Compounds
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CHXII10:HALOALKANES AND HALOARENES

322734 Which of the following does not have a metal-carbon bond?

1 \(\mathrm{Al}\left(\mathrm{OC}_{2} \mathrm{H}_{5}\right)_{3}\)
2 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{MgBr}\)
3 \(\mathrm{K}\left[\mathrm{Pt}\left(\mathrm{C}_{2} \mathrm{H}_{4}\right) \mathrm{Cl}_{3}\right]\)
4 \(\mathrm{Ni}(\mathrm{CO})_{4}\)
CHXII10:HALOALKANES AND HALOARENES

322735 Grignard reagent is a very versatile initiating compound for a variety of organic reactions. Choose the correct option regarding Grignard reagent.

1 It is prepared by treating alkyl halide with magnesium metal in dry ether.
2 The carbon atom in Grignard reagent is less electronegative than Mg-atom.
3 Grignard reagent reacts with ethyl alcohol to give corresponding alkene as a major product.
4 \({\mathrm{\mathrm{C}-\mathrm{Mg}}}\) bond in Grignard reagent is nonpolar and ionic.
CHXII10:HALOALKANES AND HALOARENES

322736 Chloropicrin is obtained by the reaction of

1 steam on carbon tetrachloride
2 nitric acid on chlorobenzene
3 chlorine on picric acid
4 nitric acid on chloroform
CHXII10:HALOALKANES AND HALOARENES

322737 Grignard reagents are formed by the reaction of alkyl halides by warming with:

1 Alcoholic solution
2 \(\mathrm{MgCl}_{2}\)
3 \(\mathrm{Mg}\) in presence of dry ether
4 \(\mathrm{MgCO}_{3}\)
CHXII10:HALOALKANES AND HALOARENES

322738 2-Bromocyclobutanol undergoes reaction with magnesium in the presence of dry ether forming product (A). One fifth of difference in molecular mass of reactant and product molecule is ____ .

1 2.4
2 3
3 4.8
4 0.5
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CHXII10:HALOALKANES AND HALOARENES

322734 Which of the following does not have a metal-carbon bond?

1 \(\mathrm{Al}\left(\mathrm{OC}_{2} \mathrm{H}_{5}\right)_{3}\)
2 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{MgBr}\)
3 \(\mathrm{K}\left[\mathrm{Pt}\left(\mathrm{C}_{2} \mathrm{H}_{4}\right) \mathrm{Cl}_{3}\right]\)
4 \(\mathrm{Ni}(\mathrm{CO})_{4}\)
CHXII10:HALOALKANES AND HALOARENES

322735 Grignard reagent is a very versatile initiating compound for a variety of organic reactions. Choose the correct option regarding Grignard reagent.

1 It is prepared by treating alkyl halide with magnesium metal in dry ether.
2 The carbon atom in Grignard reagent is less electronegative than Mg-atom.
3 Grignard reagent reacts with ethyl alcohol to give corresponding alkene as a major product.
4 \({\mathrm{\mathrm{C}-\mathrm{Mg}}}\) bond in Grignard reagent is nonpolar and ionic.
CHXII10:HALOALKANES AND HALOARENES

322736 Chloropicrin is obtained by the reaction of

1 steam on carbon tetrachloride
2 nitric acid on chlorobenzene
3 chlorine on picric acid
4 nitric acid on chloroform
CHXII10:HALOALKANES AND HALOARENES

322737 Grignard reagents are formed by the reaction of alkyl halides by warming with:

1 Alcoholic solution
2 \(\mathrm{MgCl}_{2}\)
3 \(\mathrm{Mg}\) in presence of dry ether
4 \(\mathrm{MgCO}_{3}\)
CHXII10:HALOALKANES AND HALOARENES

322738 2-Bromocyclobutanol undergoes reaction with magnesium in the presence of dry ether forming product (A). One fifth of difference in molecular mass of reactant and product molecule is ____ .

1 2.4
2 3
3 4.8
4 0.5
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CHXII10:HALOALKANES AND HALOARENES

322734 Which of the following does not have a metal-carbon bond?

1 \(\mathrm{Al}\left(\mathrm{OC}_{2} \mathrm{H}_{5}\right)_{3}\)
2 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{MgBr}\)
3 \(\mathrm{K}\left[\mathrm{Pt}\left(\mathrm{C}_{2} \mathrm{H}_{4}\right) \mathrm{Cl}_{3}\right]\)
4 \(\mathrm{Ni}(\mathrm{CO})_{4}\)
CHXII10:HALOALKANES AND HALOARENES

322735 Grignard reagent is a very versatile initiating compound for a variety of organic reactions. Choose the correct option regarding Grignard reagent.

1 It is prepared by treating alkyl halide with magnesium metal in dry ether.
2 The carbon atom in Grignard reagent is less electronegative than Mg-atom.
3 Grignard reagent reacts with ethyl alcohol to give corresponding alkene as a major product.
4 \({\mathrm{\mathrm{C}-\mathrm{Mg}}}\) bond in Grignard reagent is nonpolar and ionic.
CHXII10:HALOALKANES AND HALOARENES

322736 Chloropicrin is obtained by the reaction of

1 steam on carbon tetrachloride
2 nitric acid on chlorobenzene
3 chlorine on picric acid
4 nitric acid on chloroform
CHXII10:HALOALKANES AND HALOARENES

322737 Grignard reagents are formed by the reaction of alkyl halides by warming with:

1 Alcoholic solution
2 \(\mathrm{MgCl}_{2}\)
3 \(\mathrm{Mg}\) in presence of dry ether
4 \(\mathrm{MgCO}_{3}\)
CHXII10:HALOALKANES AND HALOARENES

322738 2-Bromocyclobutanol undergoes reaction with magnesium in the presence of dry ether forming product (A). One fifth of difference in molecular mass of reactant and product molecule is ____ .

1 2.4
2 3
3 4.8
4 0.5
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CHXII10:HALOALKANES AND HALOARENES

322734 Which of the following does not have a metal-carbon bond?

1 \(\mathrm{Al}\left(\mathrm{OC}_{2} \mathrm{H}_{5}\right)_{3}\)
2 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{MgBr}\)
3 \(\mathrm{K}\left[\mathrm{Pt}\left(\mathrm{C}_{2} \mathrm{H}_{4}\right) \mathrm{Cl}_{3}\right]\)
4 \(\mathrm{Ni}(\mathrm{CO})_{4}\)
CHXII10:HALOALKANES AND HALOARENES

322735 Grignard reagent is a very versatile initiating compound for a variety of organic reactions. Choose the correct option regarding Grignard reagent.

1 It is prepared by treating alkyl halide with magnesium metal in dry ether.
2 The carbon atom in Grignard reagent is less electronegative than Mg-atom.
3 Grignard reagent reacts with ethyl alcohol to give corresponding alkene as a major product.
4 \({\mathrm{\mathrm{C}-\mathrm{Mg}}}\) bond in Grignard reagent is nonpolar and ionic.
CHXII10:HALOALKANES AND HALOARENES

322736 Chloropicrin is obtained by the reaction of

1 steam on carbon tetrachloride
2 nitric acid on chlorobenzene
3 chlorine on picric acid
4 nitric acid on chloroform
CHXII10:HALOALKANES AND HALOARENES

322737 Grignard reagents are formed by the reaction of alkyl halides by warming with:

1 Alcoholic solution
2 \(\mathrm{MgCl}_{2}\)
3 \(\mathrm{Mg}\) in presence of dry ether
4 \(\mathrm{MgCO}_{3}\)
CHXII10:HALOALKANES AND HALOARENES

322738 2-Bromocyclobutanol undergoes reaction with magnesium in the presence of dry ether forming product (A). One fifth of difference in molecular mass of reactant and product molecule is ____ .

1 2.4
2 3
3 4.8
4 0.5
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CHXII10:HALOALKANES AND HALOARENES

322734 Which of the following does not have a metal-carbon bond?

1 \(\mathrm{Al}\left(\mathrm{OC}_{2} \mathrm{H}_{5}\right)_{3}\)
2 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{MgBr}\)
3 \(\mathrm{K}\left[\mathrm{Pt}\left(\mathrm{C}_{2} \mathrm{H}_{4}\right) \mathrm{Cl}_{3}\right]\)
4 \(\mathrm{Ni}(\mathrm{CO})_{4}\)
CHXII10:HALOALKANES AND HALOARENES

322735 Grignard reagent is a very versatile initiating compound for a variety of organic reactions. Choose the correct option regarding Grignard reagent.

1 It is prepared by treating alkyl halide with magnesium metal in dry ether.
2 The carbon atom in Grignard reagent is less electronegative than Mg-atom.
3 Grignard reagent reacts with ethyl alcohol to give corresponding alkene as a major product.
4 \({\mathrm{\mathrm{C}-\mathrm{Mg}}}\) bond in Grignard reagent is nonpolar and ionic.
CHXII10:HALOALKANES AND HALOARENES

322736 Chloropicrin is obtained by the reaction of

1 steam on carbon tetrachloride
2 nitric acid on chlorobenzene
3 chlorine on picric acid
4 nitric acid on chloroform
CHXII10:HALOALKANES AND HALOARENES

322737 Grignard reagents are formed by the reaction of alkyl halides by warming with:

1 Alcoholic solution
2 \(\mathrm{MgCl}_{2}\)
3 \(\mathrm{Mg}\) in presence of dry ether
4 \(\mathrm{MgCO}_{3}\)
CHXII10:HALOALKANES AND HALOARENES

322738 2-Bromocyclobutanol undergoes reaction with magnesium in the presence of dry ether forming product (A). One fifth of difference in molecular mass of reactant and product molecule is ____ .

1 2.4
2 3
3 4.8
4 0.5