PRACTICAL CHEMISTRY
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PRACTICAL CHEMISTRY

37282 Which of the following combines with \(Fe(II)\) ions to form a brown complex

1 \({N_2}O\)
2 \(NO\)
3 \({N_2}{O_3}\)
4 \({N_2}{O_5}\)
PRACTICAL CHEMISTRY

37283 Sodium nitroprusside, when added to an alkaline solution of sulphide ions, produces purple colour ion due to the formation of

1 \(Na\left[ {Fe{{\left( {{H_2}O} \right)}_5}NOS} \right]\)
2 \(N{a_2}\left[ {Fe{{\left( {{H_2}O} \right)}_5}NOS} \right]\)
3 \(N{a_3}\left[ {Fe{{\left( {CN} \right)}_5}NOS} \right]\)
4 \(N{a_4}\left[ {Fe{{\left( {CN} \right)}_5}NOS} \right]\)
PRACTICAL CHEMISTRY

37284 In the chromyl chloride test, the reagent used is

1 \({K_2}Cr{O_4}\)
2 \(Cr{O_3}\)
3 \({K_2}C{r_2}{O_7}\)
4 \({\left( {N{H_4}} \right)_2}C{r_2}{O_7}\)
PRACTICAL CHEMISTRY

37285 Which of the following will not produce a precipitate with \(AgN{O_3}\) solution

1 \({F^ - }\)
2 \(B{r^ - }\)
3 \(CO_3^{2 - }\)
4 \(PO_4^{3 - }\)
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PRACTICAL CHEMISTRY

37282 Which of the following combines with \(Fe(II)\) ions to form a brown complex

1 \({N_2}O\)
2 \(NO\)
3 \({N_2}{O_3}\)
4 \({N_2}{O_5}\)
PRACTICAL CHEMISTRY

37283 Sodium nitroprusside, when added to an alkaline solution of sulphide ions, produces purple colour ion due to the formation of

1 \(Na\left[ {Fe{{\left( {{H_2}O} \right)}_5}NOS} \right]\)
2 \(N{a_2}\left[ {Fe{{\left( {{H_2}O} \right)}_5}NOS} \right]\)
3 \(N{a_3}\left[ {Fe{{\left( {CN} \right)}_5}NOS} \right]\)
4 \(N{a_4}\left[ {Fe{{\left( {CN} \right)}_5}NOS} \right]\)
PRACTICAL CHEMISTRY

37284 In the chromyl chloride test, the reagent used is

1 \({K_2}Cr{O_4}\)
2 \(Cr{O_3}\)
3 \({K_2}C{r_2}{O_7}\)
4 \({\left( {N{H_4}} \right)_2}C{r_2}{O_7}\)
PRACTICAL CHEMISTRY

37285 Which of the following will not produce a precipitate with \(AgN{O_3}\) solution

1 \({F^ - }\)
2 \(B{r^ - }\)
3 \(CO_3^{2 - }\)
4 \(PO_4^{3 - }\)
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PRACTICAL CHEMISTRY

37282 Which of the following combines with \(Fe(II)\) ions to form a brown complex

1 \({N_2}O\)
2 \(NO\)
3 \({N_2}{O_3}\)
4 \({N_2}{O_5}\)
PRACTICAL CHEMISTRY

37283 Sodium nitroprusside, when added to an alkaline solution of sulphide ions, produces purple colour ion due to the formation of

1 \(Na\left[ {Fe{{\left( {{H_2}O} \right)}_5}NOS} \right]\)
2 \(N{a_2}\left[ {Fe{{\left( {{H_2}O} \right)}_5}NOS} \right]\)
3 \(N{a_3}\left[ {Fe{{\left( {CN} \right)}_5}NOS} \right]\)
4 \(N{a_4}\left[ {Fe{{\left( {CN} \right)}_5}NOS} \right]\)
PRACTICAL CHEMISTRY

37284 In the chromyl chloride test, the reagent used is

1 \({K_2}Cr{O_4}\)
2 \(Cr{O_3}\)
3 \({K_2}C{r_2}{O_7}\)
4 \({\left( {N{H_4}} \right)_2}C{r_2}{O_7}\)
PRACTICAL CHEMISTRY

37285 Which of the following will not produce a precipitate with \(AgN{O_3}\) solution

1 \({F^ - }\)
2 \(B{r^ - }\)
3 \(CO_3^{2 - }\)
4 \(PO_4^{3 - }\)
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PRACTICAL CHEMISTRY

37282 Which of the following combines with \(Fe(II)\) ions to form a brown complex

1 \({N_2}O\)
2 \(NO\)
3 \({N_2}{O_3}\)
4 \({N_2}{O_5}\)
PRACTICAL CHEMISTRY

37283 Sodium nitroprusside, when added to an alkaline solution of sulphide ions, produces purple colour ion due to the formation of

1 \(Na\left[ {Fe{{\left( {{H_2}O} \right)}_5}NOS} \right]\)
2 \(N{a_2}\left[ {Fe{{\left( {{H_2}O} \right)}_5}NOS} \right]\)
3 \(N{a_3}\left[ {Fe{{\left( {CN} \right)}_5}NOS} \right]\)
4 \(N{a_4}\left[ {Fe{{\left( {CN} \right)}_5}NOS} \right]\)
PRACTICAL CHEMISTRY

37284 In the chromyl chloride test, the reagent used is

1 \({K_2}Cr{O_4}\)
2 \(Cr{O_3}\)
3 \({K_2}C{r_2}{O_7}\)
4 \({\left( {N{H_4}} \right)_2}C{r_2}{O_7}\)
PRACTICAL CHEMISTRY

37285 Which of the following will not produce a precipitate with \(AgN{O_3}\) solution

1 \({F^ - }\)
2 \(B{r^ - }\)
3 \(CO_3^{2 - }\)
4 \(PO_4^{3 - }\)
For More Updates join with Us
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