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CHXI09:HYDROGEN

315647 A commercial sample of hydrogen peroxide is labeled as ' 10 volume'. Its percentage strength is nearly

1 \(\mathrm{1 \%}\)

2 \(\mathrm{3 \%}\)

3 \(\mathrm{10 \%}\)

4 \(\mathrm{90 \%}\)

CHXI09:HYDROGEN

315648 "Perhydrol" is a solution of

1 \({\rm{50\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

2 \({\rm{70\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

3 \({\rm{30\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

4 \({\rm{100\% }}\) Pure \(\mathrm{\mathrm{H}_{2} \mathrm{O}_{2}}\) solution

CHXI09:HYDROGEN

315649 The molarity of a \({\rm{100}}\) \({\rm{ml}}\) solution containing 5.1 \(\mathrm{\mathrm{g}}\) of hydrogen peroxide is

1 \({\rm{0}}{\rm{.15}}\) \({\rm{M}}\)

2 \({\rm{1}}{\rm{.5}}\) \({\rm{M}}\)

3 \({\rm{3}}{\rm{.0}}\) \({\rm{M}}\)

4 \({\rm{50}}{\rm{.0}}\) \({\rm{M}}\)

CHXI09:HYDROGEN

315581 Which of the following equation depicts reducing nature of \(\mathrm{\mathrm{H}_{2} \mathrm{O}_{2}}\) ?

1 \(\mathrm{2\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{4-}+2 \mathrm{H}^{+}+\mathrm{H}_{2} \mathrm{O}_{2} \rightarrow 2\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}+2 \mathrm{H}_{2} \mathrm{O}}\)

2 \(\mathrm{\mathrm{I}_{2}+\mathrm{H}_{2} \mathrm{O}_{2}+2 \mathrm{OH}^{-} \rightarrow 2 \mathrm{I}^{-}+2 \mathrm{H}_{2} \mathrm{O}+\mathrm{O}_{2}}\)

3 \(\mathrm{\mathrm{Mn}^{2+}+\mathrm{H}_{2} \mathrm{O}_{2} \rightarrow \mathrm{Mn}^{4+}+2 \mathrm{OH}^{-}}\)

4 \(\mathrm{\mathrm{PbS}+4 \mathrm{H}_{2} \mathrm{O}_{2} \rightarrow \mathrm{PbSO}_{4}+4 \mathrm{H}_{2} \mathrm{O}}\)

CHXI09:HYDROGEN

315647 A commercial sample of hydrogen peroxide is labeled as ' 10 volume'. Its percentage strength is nearly

1 \(\mathrm{1 \%}\)

2 \(\mathrm{3 \%}\)

3 \(\mathrm{10 \%}\)

4 \(\mathrm{90 \%}\)

CHXI09:HYDROGEN

315648 "Perhydrol" is a solution of

1 \({\rm{50\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

2 \({\rm{70\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

3 \({\rm{30\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

4 \({\rm{100\% }}\) Pure \(\mathrm{\mathrm{H}_{2} \mathrm{O}_{2}}\) solution

CHXI09:HYDROGEN

315649 The molarity of a \({\rm{100}}\) \({\rm{ml}}\) solution containing 5.1 \(\mathrm{\mathrm{g}}\) of hydrogen peroxide is

1 \({\rm{0}}{\rm{.15}}\) \({\rm{M}}\)

2 \({\rm{1}}{\rm{.5}}\) \({\rm{M}}\)

3 \({\rm{3}}{\rm{.0}}\) \({\rm{M}}\)

4 \({\rm{50}}{\rm{.0}}\) \({\rm{M}}\)

CHXI09:HYDROGEN

315581 Which of the following equation depicts reducing nature of \(\mathrm{\mathrm{H}_{2} \mathrm{O}_{2}}\) ?

1 \(\mathrm{2\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{4-}+2 \mathrm{H}^{+}+\mathrm{H}_{2} \mathrm{O}_{2} \rightarrow 2\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}+2 \mathrm{H}_{2} \mathrm{O}}\)

2 \(\mathrm{\mathrm{I}_{2}+\mathrm{H}_{2} \mathrm{O}_{2}+2 \mathrm{OH}^{-} \rightarrow 2 \mathrm{I}^{-}+2 \mathrm{H}_{2} \mathrm{O}+\mathrm{O}_{2}}\)

3 \(\mathrm{\mathrm{Mn}^{2+}+\mathrm{H}_{2} \mathrm{O}_{2} \rightarrow \mathrm{Mn}^{4+}+2 \mathrm{OH}^{-}}\)

4 \(\mathrm{\mathrm{PbS}+4 \mathrm{H}_{2} \mathrm{O}_{2} \rightarrow \mathrm{PbSO}_{4}+4 \mathrm{H}_{2} \mathrm{O}}\)

CHXI09:HYDROGEN

315647 A commercial sample of hydrogen peroxide is labeled as ' 10 volume'. Its percentage strength is nearly

1 \(\mathrm{1 \%}\)

2 \(\mathrm{3 \%}\)

3 \(\mathrm{10 \%}\)

4 \(\mathrm{90 \%}\)

CHXI09:HYDROGEN

315648 "Perhydrol" is a solution of

1 \({\rm{50\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

2 \({\rm{70\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

3 \({\rm{30\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

4 \({\rm{100\% }}\) Pure \(\mathrm{\mathrm{H}_{2} \mathrm{O}_{2}}\) solution

CHXI09:HYDROGEN

315649 The molarity of a \({\rm{100}}\) \({\rm{ml}}\) solution containing 5.1 \(\mathrm{\mathrm{g}}\) of hydrogen peroxide is

1 \({\rm{0}}{\rm{.15}}\) \({\rm{M}}\)

2 \({\rm{1}}{\rm{.5}}\) \({\rm{M}}\)

3 \({\rm{3}}{\rm{.0}}\) \({\rm{M}}\)

4 \({\rm{50}}{\rm{.0}}\) \({\rm{M}}\)

CHXI09:HYDROGEN

315581 Which of the following equation depicts reducing nature of \(\mathrm{\mathrm{H}_{2} \mathrm{O}_{2}}\) ?

1 \(\mathrm{2\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{4-}+2 \mathrm{H}^{+}+\mathrm{H}_{2} \mathrm{O}_{2} \rightarrow 2\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}+2 \mathrm{H}_{2} \mathrm{O}}\)

2 \(\mathrm{\mathrm{I}_{2}+\mathrm{H}_{2} \mathrm{O}_{2}+2 \mathrm{OH}^{-} \rightarrow 2 \mathrm{I}^{-}+2 \mathrm{H}_{2} \mathrm{O}+\mathrm{O}_{2}}\)

3 \(\mathrm{\mathrm{Mn}^{2+}+\mathrm{H}_{2} \mathrm{O}_{2} \rightarrow \mathrm{Mn}^{4+}+2 \mathrm{OH}^{-}}\)

4 \(\mathrm{\mathrm{PbS}+4 \mathrm{H}_{2} \mathrm{O}_{2} \rightarrow \mathrm{PbSO}_{4}+4 \mathrm{H}_{2} \mathrm{O}}\)

CHXI09:HYDROGEN

315647 A commercial sample of hydrogen peroxide is labeled as ' 10 volume'. Its percentage strength is nearly

1 \(\mathrm{1 \%}\)

2 \(\mathrm{3 \%}\)

3 \(\mathrm{10 \%}\)

4 \(\mathrm{90 \%}\)

CHXI09:HYDROGEN

315648 "Perhydrol" is a solution of

1 \({\rm{50\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

2 \({\rm{70\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

3 \({\rm{30\% }}\) \({{\rm{H}}_{\rm{2}}}{{\rm{O}}_{\rm{2}}}\) solution

4 \({\rm{100\% }}\) Pure \(\mathrm{\mathrm{H}_{2} \mathrm{O}_{2}}\) solution

CHXI09:HYDROGEN

315649 The molarity of a \({\rm{100}}\) \({\rm{ml}}\) solution containing 5.1 \(\mathrm{\mathrm{g}}\) of hydrogen peroxide is

1 \({\rm{0}}{\rm{.15}}\) \({\rm{M}}\)

2 \({\rm{1}}{\rm{.5}}\) \({\rm{M}}\)

3 \({\rm{3}}{\rm{.0}}\) \({\rm{M}}\)

4 \({\rm{50}}{\rm{.0}}\) \({\rm{M}}\)

CHXI09:HYDROGEN

315581 Which of the following equation depicts reducing nature of \(\mathrm{\mathrm{H}_{2} \mathrm{O}_{2}}\) ?

1 \(\mathrm{2\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{4-}+2 \mathrm{H}^{+}+\mathrm{H}_{2} \mathrm{O}_{2} \rightarrow 2\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}+2 \mathrm{H}_{2} \mathrm{O}}\)

2 \(\mathrm{\mathrm{I}_{2}+\mathrm{H}_{2} \mathrm{O}_{2}+2 \mathrm{OH}^{-} \rightarrow 2 \mathrm{I}^{-}+2 \mathrm{H}_{2} \mathrm{O}+\mathrm{O}_{2}}\)

3 \(\mathrm{\mathrm{Mn}^{2+}+\mathrm{H}_{2} \mathrm{O}_{2} \rightarrow \mathrm{Mn}^{4+}+2 \mathrm{OH}^{-}}\)

4 \(\mathrm{\mathrm{PbS}+4 \mathrm{H}_{2} \mathrm{O}_{2} \rightarrow \mathrm{PbSO}_{4}+4 \mathrm{H}_{2} \mathrm{O}}\)

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