PRACTICAL CHEMISTRY
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NEET DIGITAL LIBRARY
PRACTICAL CHEMISTRY

37581 Number of metal ions characterized by flame test among the following is____.\(\mathrm{Sr}^{2+}, \mathrm{Ba}^{2+}, \mathrm{Ca}^{2+}, \mathrm{Cu}^{2+}, \mathrm{Zn}^{2+}, \mathrm{Co}^{2+}, \mathrm{Fe}^{2+}\)

1 \(3\)
2 \(10\)
3 \(12\)
4 \(4\)
PRACTICAL CHEMISTRY

37582 The compound that is white in color is

1 ammonium sulphide
2 lead sulphate
3 lead iodide
4 ammonium arsinomolybdate
PRACTICAL CHEMISTRY

37583 Molar mass of the salt from \(\mathrm{NaBr}, \mathrm{NaNO}_3, \mathrm{KI}\) and \(\mathrm{CaF}_2\) which does not evolve coloured vapours on heating with concentrated \(\mathrm{H}_2 \mathrm{SO}_4\) is___ \({g}\) \({mol}^{-1}\), (Molar mass in \(\mathrm{g} \mathrm{mol}^{-1}:N: 23,N:14,K: 39\),

1 \(78\)
2 \(80\)
3 \(85\)
4 \(90\)
PRACTICAL CHEMISTRY

37584 Given below are two statements :Statement \((I)\) : Potassium hydrogen phthalate is a primary standard for standardisation of sodium hydroxide solution.Statement \((II)\) : In this titration phenolphthalein can be used as indicator.In the light of the above statements, choose the most appropriate answer from the options given below:

1 Both Statement \(I\) and Statement \(II\) are correct
2 Statement \(I\) is correct but Statement \(II\) is incorrect
3 Statement \(I\) is incorrect but Statement \(II\) is correct
4 Both Statement \(I\) and Statement \(II\) are incorrect
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PRACTICAL CHEMISTRY

37581 Number of metal ions characterized by flame test among the following is____.\(\mathrm{Sr}^{2+}, \mathrm{Ba}^{2+}, \mathrm{Ca}^{2+}, \mathrm{Cu}^{2+}, \mathrm{Zn}^{2+}, \mathrm{Co}^{2+}, \mathrm{Fe}^{2+}\)

1 \(3\)
2 \(10\)
3 \(12\)
4 \(4\)
PRACTICAL CHEMISTRY

37582 The compound that is white in color is

1 ammonium sulphide
2 lead sulphate
3 lead iodide
4 ammonium arsinomolybdate
PRACTICAL CHEMISTRY

37583 Molar mass of the salt from \(\mathrm{NaBr}, \mathrm{NaNO}_3, \mathrm{KI}\) and \(\mathrm{CaF}_2\) which does not evolve coloured vapours on heating with concentrated \(\mathrm{H}_2 \mathrm{SO}_4\) is___ \({g}\) \({mol}^{-1}\), (Molar mass in \(\mathrm{g} \mathrm{mol}^{-1}:N: 23,N:14,K: 39\),

1 \(78\)
2 \(80\)
3 \(85\)
4 \(90\)
PRACTICAL CHEMISTRY

37584 Given below are two statements :Statement \((I)\) : Potassium hydrogen phthalate is a primary standard for standardisation of sodium hydroxide solution.Statement \((II)\) : In this titration phenolphthalein can be used as indicator.In the light of the above statements, choose the most appropriate answer from the options given below:

1 Both Statement \(I\) and Statement \(II\) are correct
2 Statement \(I\) is correct but Statement \(II\) is incorrect
3 Statement \(I\) is incorrect but Statement \(II\) is correct
4 Both Statement \(I\) and Statement \(II\) are incorrect
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NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
PRACTICAL CHEMISTRY

37581 Number of metal ions characterized by flame test among the following is____.\(\mathrm{Sr}^{2+}, \mathrm{Ba}^{2+}, \mathrm{Ca}^{2+}, \mathrm{Cu}^{2+}, \mathrm{Zn}^{2+}, \mathrm{Co}^{2+}, \mathrm{Fe}^{2+}\)

1 \(3\)
2 \(10\)
3 \(12\)
4 \(4\)
PRACTICAL CHEMISTRY

37582 The compound that is white in color is

1 ammonium sulphide
2 lead sulphate
3 lead iodide
4 ammonium arsinomolybdate
PRACTICAL CHEMISTRY

37583 Molar mass of the salt from \(\mathrm{NaBr}, \mathrm{NaNO}_3, \mathrm{KI}\) and \(\mathrm{CaF}_2\) which does not evolve coloured vapours on heating with concentrated \(\mathrm{H}_2 \mathrm{SO}_4\) is___ \({g}\) \({mol}^{-1}\), (Molar mass in \(\mathrm{g} \mathrm{mol}^{-1}:N: 23,N:14,K: 39\),

1 \(78\)
2 \(80\)
3 \(85\)
4 \(90\)
PRACTICAL CHEMISTRY

37584 Given below are two statements :Statement \((I)\) : Potassium hydrogen phthalate is a primary standard for standardisation of sodium hydroxide solution.Statement \((II)\) : In this titration phenolphthalein can be used as indicator.In the light of the above statements, choose the most appropriate answer from the options given below:

1 Both Statement \(I\) and Statement \(II\) are correct
2 Statement \(I\) is correct but Statement \(II\) is incorrect
3 Statement \(I\) is incorrect but Statement \(II\) is correct
4 Both Statement \(I\) and Statement \(II\) are incorrect
NEET DIGITAL LIBRARY
PRACTICAL CHEMISTRY

37581 Number of metal ions characterized by flame test among the following is____.\(\mathrm{Sr}^{2+}, \mathrm{Ba}^{2+}, \mathrm{Ca}^{2+}, \mathrm{Cu}^{2+}, \mathrm{Zn}^{2+}, \mathrm{Co}^{2+}, \mathrm{Fe}^{2+}\)

1 \(3\)
2 \(10\)
3 \(12\)
4 \(4\)
PRACTICAL CHEMISTRY

37582 The compound that is white in color is

1 ammonium sulphide
2 lead sulphate
3 lead iodide
4 ammonium arsinomolybdate
PRACTICAL CHEMISTRY

37583 Molar mass of the salt from \(\mathrm{NaBr}, \mathrm{NaNO}_3, \mathrm{KI}\) and \(\mathrm{CaF}_2\) which does not evolve coloured vapours on heating with concentrated \(\mathrm{H}_2 \mathrm{SO}_4\) is___ \({g}\) \({mol}^{-1}\), (Molar mass in \(\mathrm{g} \mathrm{mol}^{-1}:N: 23,N:14,K: 39\),

1 \(78\)
2 \(80\)
3 \(85\)
4 \(90\)
PRACTICAL CHEMISTRY

37584 Given below are two statements :Statement \((I)\) : Potassium hydrogen phthalate is a primary standard for standardisation of sodium hydroxide solution.Statement \((II)\) : In this titration phenolphthalein can be used as indicator.In the light of the above statements, choose the most appropriate answer from the options given below:

1 Both Statement \(I\) and Statement \(II\) are correct
2 Statement \(I\) is correct but Statement \(II\) is incorrect
3 Statement \(I\) is incorrect but Statement \(II\) is correct
4 Both Statement \(I\) and Statement \(II\) are incorrect
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