Comparision between Ionic and Covalent Bond
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CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313520 Which of these statements is not true?

1 \({\rm{N}}{{\rm{O}}^{\rm{ + }}}\) is not isoelectronic with \({{\rm{O}}_{\rm{2}}}\).
2 B is always covalent in its compounds.
3 In aqueous solution, the \({\rm{T}}{{\rm{l}}^{\rm{ + }}}\) ion is much more stable than Tl (III).
4 \({\rm{LiAl}}{{\rm{H}}_{\rm{4}}}\) is a versatile reducing agent in organic synthesis.
JEE - 2014
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313521 Molecule having maximum number of covalent bonds is

1 \(\mathrm{NH}_{4} \mathrm{OH}\)
2 \(\mathrm{NH}_{4} \mathrm{Cl}\)
3 \(\mathrm{CO}\left(\mathrm{NH}_{2}\right)_{2}\)
4 \(\mathrm{CH}_{3} \mathrm{OH}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313522 Which of the following compounds contain(s) no covalent bonds (s) ?
\({\rm{KCl,P}}{{\rm{H}}_{\rm{3}}}{\rm{,}}{{\rm{O}}_{\rm{2}}}{\rm{,}}{{\rm{B}}_{\rm{2}}}{{\rm{H}}_{\rm{6}}}{\rm{,}}{{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)

1 \({\rm{KCl,}}{{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
2 \({\rm{KCl}}\)
3 \({\rm{KCl,}}{{\rm{B}}_{\rm{2}}}{{\rm{H}}_{\rm{6}}}\)
4 \({\rm{KCl,}}{{\rm{B}}_{\rm{2}}}{{\rm{H}}_{\rm{6}}}{\rm{,P}}{{\rm{H}}_{\rm{3}}}\)
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CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313520 Which of these statements is not true?

1 \({\rm{N}}{{\rm{O}}^{\rm{ + }}}\) is not isoelectronic with \({{\rm{O}}_{\rm{2}}}\).
2 B is always covalent in its compounds.
3 In aqueous solution, the \({\rm{T}}{{\rm{l}}^{\rm{ + }}}\) ion is much more stable than Tl (III).
4 \({\rm{LiAl}}{{\rm{H}}_{\rm{4}}}\) is a versatile reducing agent in organic synthesis.
JEE - 2014
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313521 Molecule having maximum number of covalent bonds is

1 \(\mathrm{NH}_{4} \mathrm{OH}\)
2 \(\mathrm{NH}_{4} \mathrm{Cl}\)
3 \(\mathrm{CO}\left(\mathrm{NH}_{2}\right)_{2}\)
4 \(\mathrm{CH}_{3} \mathrm{OH}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313522 Which of the following compounds contain(s) no covalent bonds (s) ?
\({\rm{KCl,P}}{{\rm{H}}_{\rm{3}}}{\rm{,}}{{\rm{O}}_{\rm{2}}}{\rm{,}}{{\rm{B}}_{\rm{2}}}{{\rm{H}}_{\rm{6}}}{\rm{,}}{{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)

1 \({\rm{KCl,}}{{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
2 \({\rm{KCl}}\)
3 \({\rm{KCl,}}{{\rm{B}}_{\rm{2}}}{{\rm{H}}_{\rm{6}}}\)
4 \({\rm{KCl,}}{{\rm{B}}_{\rm{2}}}{{\rm{H}}_{\rm{6}}}{\rm{,P}}{{\rm{H}}_{\rm{3}}}\)
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CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313520 Which of these statements is not true?

1 \({\rm{N}}{{\rm{O}}^{\rm{ + }}}\) is not isoelectronic with \({{\rm{O}}_{\rm{2}}}\).
2 B is always covalent in its compounds.
3 In aqueous solution, the \({\rm{T}}{{\rm{l}}^{\rm{ + }}}\) ion is much more stable than Tl (III).
4 \({\rm{LiAl}}{{\rm{H}}_{\rm{4}}}\) is a versatile reducing agent in organic synthesis.
JEE - 2014
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313521 Molecule having maximum number of covalent bonds is

1 \(\mathrm{NH}_{4} \mathrm{OH}\)
2 \(\mathrm{NH}_{4} \mathrm{Cl}\)
3 \(\mathrm{CO}\left(\mathrm{NH}_{2}\right)_{2}\)
4 \(\mathrm{CH}_{3} \mathrm{OH}\)
CHXI04:CHEMICAL BONDING AND MOLECULAR STRUCTURE

313522 Which of the following compounds contain(s) no covalent bonds (s) ?
\({\rm{KCl,P}}{{\rm{H}}_{\rm{3}}}{\rm{,}}{{\rm{O}}_{\rm{2}}}{\rm{,}}{{\rm{B}}_{\rm{2}}}{{\rm{H}}_{\rm{6}}}{\rm{,}}{{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)

1 \({\rm{KCl,}}{{\rm{H}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
2 \({\rm{KCl}}\)
3 \({\rm{KCl,}}{{\rm{B}}_{\rm{2}}}{{\rm{H}}_{\rm{6}}}\)
4 \({\rm{KCl,}}{{\rm{B}}_{\rm{2}}}{{\rm{H}}_{\rm{6}}}{\rm{,P}}{{\rm{H}}_{\rm{3}}}\)
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