Reactions in Solutions
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306875 3.92 g of ferrous ammonium sulphate crystals are dissolved in 100 mL of water. 20 ml of this solution requires 18 mL of potassium permanganate during titration for complete oxidation. The weight of \({\rm{KMn}}{{\rm{O}}_{\rm{4}}}\) present in one litre of the solution of

1 34.76 g
2 12.38 g
3 1.238 g
4 3.476 g
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306876 If \({{\rm{m}}_{\rm{1}}}\) gram of a metal A displaces \({{\rm{m}}_{\rm{2}}}\) gram of another metal B from its salt solution and if the equivalent weights are \({{\rm{E}}_{\rm{1}}}{\mkern 1mu} {\mkern 1mu} {\rm{and}}{\mkern 1mu} {\mkern 1mu} {{\rm{E}}_{\rm{2}}}\) respectively then the equivalent weight of A can be expressed by

1 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{2}}}{\rm{ \times }}{{\rm{E}}_{\rm{2}}}}}{{{{\rm{m}}_{\rm{1}}}}}\)
2 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{1}}}}}{{{{\rm{m}}_{\rm{2}}}}}{\rm{ \times }}{{\rm{E}}_{\rm{2}}}\)
3 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{1}}}{\rm{ \times }}{{\rm{m}}_{\rm{2}}}}}{{{{\rm{E}}_{\rm{2}}}}}\)
4 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\sqrt {\frac{{{{\rm{m}}_{\rm{1}}}{\rm{ \times }}{{\rm{m}}_{\rm{2}}}}}{{{{\rm{E}}_{\rm{2}}}}}} \)
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306877 Match Column I with Column II and choose the correct combination from the given options given.
supporting img

1 \(\mathrm{A}-\mathrm{P}, \mathrm{R} ; \quad \mathrm{B}-\mathrm{Q}, \mathrm{S} ; \quad \mathrm{C}-\mathrm{S} ; \quad \mathrm{D}-\mathrm{R}\)
2 A - P; B - S; C - P, Q, R; D - Q
3 A - P, S; B - P, Q, S; C - P, R; D - R
4 \(\mathrm{A}-\mathrm{Q}, \mathrm{S}\); B - P,R; \(\mathrm{C}-\mathrm{R}\); \(\mathrm{D}-\mathrm{P}, \mathrm{S}\)
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306967 What is the volume percentage of the ethanol solution in water if 10 mL of ethanol is dissolved in water and the total volume of the solution is 100 mL ?

1 5% ethanol solution
2 10% ethanol solution
3 15% ethanol solution
4 20% ethanol solution
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306875 3.92 g of ferrous ammonium sulphate crystals are dissolved in 100 mL of water. 20 ml of this solution requires 18 mL of potassium permanganate during titration for complete oxidation. The weight of \({\rm{KMn}}{{\rm{O}}_{\rm{4}}}\) present in one litre of the solution of

1 34.76 g
2 12.38 g
3 1.238 g
4 3.476 g
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306876 If \({{\rm{m}}_{\rm{1}}}\) gram of a metal A displaces \({{\rm{m}}_{\rm{2}}}\) gram of another metal B from its salt solution and if the equivalent weights are \({{\rm{E}}_{\rm{1}}}{\mkern 1mu} {\mkern 1mu} {\rm{and}}{\mkern 1mu} {\mkern 1mu} {{\rm{E}}_{\rm{2}}}\) respectively then the equivalent weight of A can be expressed by

1 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{2}}}{\rm{ \times }}{{\rm{E}}_{\rm{2}}}}}{{{{\rm{m}}_{\rm{1}}}}}\)
2 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{1}}}}}{{{{\rm{m}}_{\rm{2}}}}}{\rm{ \times }}{{\rm{E}}_{\rm{2}}}\)
3 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{1}}}{\rm{ \times }}{{\rm{m}}_{\rm{2}}}}}{{{{\rm{E}}_{\rm{2}}}}}\)
4 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\sqrt {\frac{{{{\rm{m}}_{\rm{1}}}{\rm{ \times }}{{\rm{m}}_{\rm{2}}}}}{{{{\rm{E}}_{\rm{2}}}}}} \)
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306877 Match Column I with Column II and choose the correct combination from the given options given.
supporting img

1 \(\mathrm{A}-\mathrm{P}, \mathrm{R} ; \quad \mathrm{B}-\mathrm{Q}, \mathrm{S} ; \quad \mathrm{C}-\mathrm{S} ; \quad \mathrm{D}-\mathrm{R}\)
2 A - P; B - S; C - P, Q, R; D - Q
3 A - P, S; B - P, Q, S; C - P, R; D - R
4 \(\mathrm{A}-\mathrm{Q}, \mathrm{S}\); B - P,R; \(\mathrm{C}-\mathrm{R}\); \(\mathrm{D}-\mathrm{P}, \mathrm{S}\)
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306967 What is the volume percentage of the ethanol solution in water if 10 mL of ethanol is dissolved in water and the total volume of the solution is 100 mL ?

1 5% ethanol solution
2 10% ethanol solution
3 15% ethanol solution
4 20% ethanol solution
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306875 3.92 g of ferrous ammonium sulphate crystals are dissolved in 100 mL of water. 20 ml of this solution requires 18 mL of potassium permanganate during titration for complete oxidation. The weight of \({\rm{KMn}}{{\rm{O}}_{\rm{4}}}\) present in one litre of the solution of

1 34.76 g
2 12.38 g
3 1.238 g
4 3.476 g
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306876 If \({{\rm{m}}_{\rm{1}}}\) gram of a metal A displaces \({{\rm{m}}_{\rm{2}}}\) gram of another metal B from its salt solution and if the equivalent weights are \({{\rm{E}}_{\rm{1}}}{\mkern 1mu} {\mkern 1mu} {\rm{and}}{\mkern 1mu} {\mkern 1mu} {{\rm{E}}_{\rm{2}}}\) respectively then the equivalent weight of A can be expressed by

1 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{2}}}{\rm{ \times }}{{\rm{E}}_{\rm{2}}}}}{{{{\rm{m}}_{\rm{1}}}}}\)
2 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{1}}}}}{{{{\rm{m}}_{\rm{2}}}}}{\rm{ \times }}{{\rm{E}}_{\rm{2}}}\)
3 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{1}}}{\rm{ \times }}{{\rm{m}}_{\rm{2}}}}}{{{{\rm{E}}_{\rm{2}}}}}\)
4 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\sqrt {\frac{{{{\rm{m}}_{\rm{1}}}{\rm{ \times }}{{\rm{m}}_{\rm{2}}}}}{{{{\rm{E}}_{\rm{2}}}}}} \)
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306877 Match Column I with Column II and choose the correct combination from the given options given.
supporting img

1 \(\mathrm{A}-\mathrm{P}, \mathrm{R} ; \quad \mathrm{B}-\mathrm{Q}, \mathrm{S} ; \quad \mathrm{C}-\mathrm{S} ; \quad \mathrm{D}-\mathrm{R}\)
2 A - P; B - S; C - P, Q, R; D - Q
3 A - P, S; B - P, Q, S; C - P, R; D - R
4 \(\mathrm{A}-\mathrm{Q}, \mathrm{S}\); B - P,R; \(\mathrm{C}-\mathrm{R}\); \(\mathrm{D}-\mathrm{P}, \mathrm{S}\)
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306967 What is the volume percentage of the ethanol solution in water if 10 mL of ethanol is dissolved in water and the total volume of the solution is 100 mL ?

1 5% ethanol solution
2 10% ethanol solution
3 15% ethanol solution
4 20% ethanol solution
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306875 3.92 g of ferrous ammonium sulphate crystals are dissolved in 100 mL of water. 20 ml of this solution requires 18 mL of potassium permanganate during titration for complete oxidation. The weight of \({\rm{KMn}}{{\rm{O}}_{\rm{4}}}\) present in one litre of the solution of

1 34.76 g
2 12.38 g
3 1.238 g
4 3.476 g
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306876 If \({{\rm{m}}_{\rm{1}}}\) gram of a metal A displaces \({{\rm{m}}_{\rm{2}}}\) gram of another metal B from its salt solution and if the equivalent weights are \({{\rm{E}}_{\rm{1}}}{\mkern 1mu} {\mkern 1mu} {\rm{and}}{\mkern 1mu} {\mkern 1mu} {{\rm{E}}_{\rm{2}}}\) respectively then the equivalent weight of A can be expressed by

1 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{2}}}{\rm{ \times }}{{\rm{E}}_{\rm{2}}}}}{{{{\rm{m}}_{\rm{1}}}}}\)
2 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{1}}}}}{{{{\rm{m}}_{\rm{2}}}}}{\rm{ \times }}{{\rm{E}}_{\rm{2}}}\)
3 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\frac{{{{\rm{m}}_{\rm{1}}}{\rm{ \times }}{{\rm{m}}_{\rm{2}}}}}{{{{\rm{E}}_{\rm{2}}}}}\)
4 \({{\rm{E}}_{\rm{1}}}{\rm{ = }}\sqrt {\frac{{{{\rm{m}}_{\rm{1}}}{\rm{ \times }}{{\rm{m}}_{\rm{2}}}}}{{{{\rm{E}}_{\rm{2}}}}}} \)
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306877 Match Column I with Column II and choose the correct combination from the given options given.
supporting img

1 \(\mathrm{A}-\mathrm{P}, \mathrm{R} ; \quad \mathrm{B}-\mathrm{Q}, \mathrm{S} ; \quad \mathrm{C}-\mathrm{S} ; \quad \mathrm{D}-\mathrm{R}\)
2 A - P; B - S; C - P, Q, R; D - Q
3 A - P, S; B - P, Q, S; C - P, R; D - R
4 \(\mathrm{A}-\mathrm{Q}, \mathrm{S}\); B - P,R; \(\mathrm{C}-\mathrm{R}\); \(\mathrm{D}-\mathrm{P}, \mathrm{S}\)
CHXI01:SOME BASIC CONCEPTS OF CHEMISTRY

306967 What is the volume percentage of the ethanol solution in water if 10 mL of ethanol is dissolved in water and the total volume of the solution is 100 mL ?

1 5% ethanol solution
2 10% ethanol solution
3 15% ethanol solution
4 20% ethanol solution