PRACTICAL CHEMISTRY
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PRACTICAL CHEMISTRY

37420 A metal nitrate reacts with \(KI\) to give a black precipitate which on addition of excess of \(KI\) convert into orange colour solution. The cation of the metal nitrate is

1 \(Hg^{2+}\)
2 \(Bi^{3+}\)
3 \(Pb^{2+}\)
4 \(Cu^+\)
PRACTICAL CHEMISTRY

37421 Sodium nitroprusside when added to an alkaline solution of sulphide ions produce a

1 Red colouration
2 Blue colouration
3 Purple colouration
4 Brown colouration
PRACTICAL CHEMISTRY

37422 What weight of sodium hydroxide is required to neutralise \(100 \,ml\) of \(0.1\) \(N - HCl\).........\(gm\)

1 \(4\)
2 \(0.04\)
3 \(0.4\)
4 \(2\)
PRACTICAL CHEMISTRY

37423 The range of methyl orange as an indicator is in between \(pH\)

1 \(6 -8\)
2 \(8 -9\)
3 \(3 -5\)
4 \(2 -4\)
PRACTICAL CHEMISTRY

37425 \(15 \,ml\) of \(N/10\) \(NaOH\) solution completely neutralises \(12 \,ml\) of \({H_2}S{O_4}\) solution. The normality of \({H_2}S{O_4}\) solution will be

1 \(N/5\)
2 \(N/10\)
3 \(N/8\)
4 \(N\)
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PRACTICAL CHEMISTRY

37420 A metal nitrate reacts with \(KI\) to give a black precipitate which on addition of excess of \(KI\) convert into orange colour solution. The cation of the metal nitrate is

1 \(Hg^{2+}\)
2 \(Bi^{3+}\)
3 \(Pb^{2+}\)
4 \(Cu^+\)
PRACTICAL CHEMISTRY

37421 Sodium nitroprusside when added to an alkaline solution of sulphide ions produce a

1 Red colouration
2 Blue colouration
3 Purple colouration
4 Brown colouration
PRACTICAL CHEMISTRY

37422 What weight of sodium hydroxide is required to neutralise \(100 \,ml\) of \(0.1\) \(N - HCl\).........\(gm\)

1 \(4\)
2 \(0.04\)
3 \(0.4\)
4 \(2\)
PRACTICAL CHEMISTRY

37423 The range of methyl orange as an indicator is in between \(pH\)

1 \(6 -8\)
2 \(8 -9\)
3 \(3 -5\)
4 \(2 -4\)
PRACTICAL CHEMISTRY

37425 \(15 \,ml\) of \(N/10\) \(NaOH\) solution completely neutralises \(12 \,ml\) of \({H_2}S{O_4}\) solution. The normality of \({H_2}S{O_4}\) solution will be

1 \(N/5\)
2 \(N/10\)
3 \(N/8\)
4 \(N\)
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PRACTICAL CHEMISTRY

37420 A metal nitrate reacts with \(KI\) to give a black precipitate which on addition of excess of \(KI\) convert into orange colour solution. The cation of the metal nitrate is

1 \(Hg^{2+}\)
2 \(Bi^{3+}\)
3 \(Pb^{2+}\)
4 \(Cu^+\)
PRACTICAL CHEMISTRY

37421 Sodium nitroprusside when added to an alkaline solution of sulphide ions produce a

1 Red colouration
2 Blue colouration
3 Purple colouration
4 Brown colouration
PRACTICAL CHEMISTRY

37422 What weight of sodium hydroxide is required to neutralise \(100 \,ml\) of \(0.1\) \(N - HCl\).........\(gm\)

1 \(4\)
2 \(0.04\)
3 \(0.4\)
4 \(2\)
PRACTICAL CHEMISTRY

37423 The range of methyl orange as an indicator is in between \(pH\)

1 \(6 -8\)
2 \(8 -9\)
3 \(3 -5\)
4 \(2 -4\)
PRACTICAL CHEMISTRY

37425 \(15 \,ml\) of \(N/10\) \(NaOH\) solution completely neutralises \(12 \,ml\) of \({H_2}S{O_4}\) solution. The normality of \({H_2}S{O_4}\) solution will be

1 \(N/5\)
2 \(N/10\)
3 \(N/8\)
4 \(N\)
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PRACTICAL CHEMISTRY

37420 A metal nitrate reacts with \(KI\) to give a black precipitate which on addition of excess of \(KI\) convert into orange colour solution. The cation of the metal nitrate is

1 \(Hg^{2+}\)
2 \(Bi^{3+}\)
3 \(Pb^{2+}\)
4 \(Cu^+\)
PRACTICAL CHEMISTRY

37421 Sodium nitroprusside when added to an alkaline solution of sulphide ions produce a

1 Red colouration
2 Blue colouration
3 Purple colouration
4 Brown colouration
PRACTICAL CHEMISTRY

37422 What weight of sodium hydroxide is required to neutralise \(100 \,ml\) of \(0.1\) \(N - HCl\).........\(gm\)

1 \(4\)
2 \(0.04\)
3 \(0.4\)
4 \(2\)
PRACTICAL CHEMISTRY

37423 The range of methyl orange as an indicator is in between \(pH\)

1 \(6 -8\)
2 \(8 -9\)
3 \(3 -5\)
4 \(2 -4\)
PRACTICAL CHEMISTRY

37425 \(15 \,ml\) of \(N/10\) \(NaOH\) solution completely neutralises \(12 \,ml\) of \({H_2}S{O_4}\) solution. The normality of \({H_2}S{O_4}\) solution will be

1 \(N/5\)
2 \(N/10\)
3 \(N/8\)
4 \(N\)
Join With Us for More Updates
PRACTICAL CHEMISTRY

37420 A metal nitrate reacts with \(KI\) to give a black precipitate which on addition of excess of \(KI\) convert into orange colour solution. The cation of the metal nitrate is

1 \(Hg^{2+}\)
2 \(Bi^{3+}\)
3 \(Pb^{2+}\)
4 \(Cu^+\)
PRACTICAL CHEMISTRY

37421 Sodium nitroprusside when added to an alkaline solution of sulphide ions produce a

1 Red colouration
2 Blue colouration
3 Purple colouration
4 Brown colouration
PRACTICAL CHEMISTRY

37422 What weight of sodium hydroxide is required to neutralise \(100 \,ml\) of \(0.1\) \(N - HCl\).........\(gm\)

1 \(4\)
2 \(0.04\)
3 \(0.4\)
4 \(2\)
PRACTICAL CHEMISTRY

37423 The range of methyl orange as an indicator is in between \(pH\)

1 \(6 -8\)
2 \(8 -9\)
3 \(3 -5\)
4 \(2 -4\)
PRACTICAL CHEMISTRY

37425 \(15 \,ml\) of \(N/10\) \(NaOH\) solution completely neutralises \(12 \,ml\) of \({H_2}S{O_4}\) solution. The normality of \({H_2}S{O_4}\) solution will be

1 \(N/5\)
2 \(N/10\)
3 \(N/8\)
4 \(N\)