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TEST SERIES (CHEMISTRY FST)

263874 IUPAC name of the compound

1 Nethyl-N-methyl cyclohexanecarboxamide
2 Nethyl-N-methyl cyclopentanecarboxamide
3 Nethyl-N-methylcyclohexanamide
4 None of these
NCERT-XI-266
TEST SERIES (CHEMISTRY FST)

263875 Select the anion which is the weakest conjugate base:

1 \(\mathrm{ClO}_4^{-}\)
2 \(\mathrm{ClO}_3^{-}\)
3 \(\mathrm{ClO}_2^{-}\)
4 \(\mathrm{ClO}^{-}\)
NCERT-XI-215
TEST SERIES (CHEMISTRY FST)

263876 The boiling point of benzene is 353.23 K . When 1.80 g of a non-volatile solute was dissolved in 90 g of benzene, the boiling point is raised to 354.11 K Calculate the approx molar mass of the solute. \(\mathrm{K}_{\mathrm{b}}\) for benzene is \(2.53 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) :

1 \(58 \mathrm{~g} \mathrm{~mol}^{-1}\)
2 \(65 \mathrm{~g} \mathrm{~mol}^{-1}\)
3 \(50 \mathrm{~g} \mathrm{~mol}^{-1}\)
4 \(78 \mathrm{~g} \mathrm{~mol}^{-1}\)
NCERT-XII-18
TEST SERIES (CHEMISTRY FST)

263877 If combustion of 4 g of \(\mathrm{CH}_4\) liberates 2.5 kcal of heat, then heat of combustion of \(\mathrm{CH}_4\) will be:

1 -30 kcal
2 -10 kcal
3 2.5 kcal
4 -5 kcal
NCERT-XI-77
NEET DIGITAL LIBRARY
TEST SERIES (CHEMISTRY FST)

263874 IUPAC name of the compound

1 Nethyl-N-methyl cyclohexanecarboxamide
2 Nethyl-N-methyl cyclopentanecarboxamide
3 Nethyl-N-methylcyclohexanamide
4 None of these
NCERT-XI-266
TEST SERIES (CHEMISTRY FST)

263875 Select the anion which is the weakest conjugate base:

1 \(\mathrm{ClO}_4^{-}\)
2 \(\mathrm{ClO}_3^{-}\)
3 \(\mathrm{ClO}_2^{-}\)
4 \(\mathrm{ClO}^{-}\)
NCERT-XI-215
TEST SERIES (CHEMISTRY FST)

263876 The boiling point of benzene is 353.23 K . When 1.80 g of a non-volatile solute was dissolved in 90 g of benzene, the boiling point is raised to 354.11 K Calculate the approx molar mass of the solute. \(\mathrm{K}_{\mathrm{b}}\) for benzene is \(2.53 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) :

1 \(58 \mathrm{~g} \mathrm{~mol}^{-1}\)
2 \(65 \mathrm{~g} \mathrm{~mol}^{-1}\)
3 \(50 \mathrm{~g} \mathrm{~mol}^{-1}\)
4 \(78 \mathrm{~g} \mathrm{~mol}^{-1}\)
NCERT-XII-18
TEST SERIES (CHEMISTRY FST)

263877 If combustion of 4 g of \(\mathrm{CH}_4\) liberates 2.5 kcal of heat, then heat of combustion of \(\mathrm{CH}_4\) will be:

1 -30 kcal
2 -10 kcal
3 2.5 kcal
4 -5 kcal
NCERT-XI-77
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TEST SERIES (CHEMISTRY FST)

263874 IUPAC name of the compound

1 Nethyl-N-methyl cyclohexanecarboxamide
2 Nethyl-N-methyl cyclopentanecarboxamide
3 Nethyl-N-methylcyclohexanamide
4 None of these
NCERT-XI-266
TEST SERIES (CHEMISTRY FST)

263875 Select the anion which is the weakest conjugate base:

1 \(\mathrm{ClO}_4^{-}\)
2 \(\mathrm{ClO}_3^{-}\)
3 \(\mathrm{ClO}_2^{-}\)
4 \(\mathrm{ClO}^{-}\)
NCERT-XI-215
TEST SERIES (CHEMISTRY FST)

263876 The boiling point of benzene is 353.23 K . When 1.80 g of a non-volatile solute was dissolved in 90 g of benzene, the boiling point is raised to 354.11 K Calculate the approx molar mass of the solute. \(\mathrm{K}_{\mathrm{b}}\) for benzene is \(2.53 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) :

1 \(58 \mathrm{~g} \mathrm{~mol}^{-1}\)
2 \(65 \mathrm{~g} \mathrm{~mol}^{-1}\)
3 \(50 \mathrm{~g} \mathrm{~mol}^{-1}\)
4 \(78 \mathrm{~g} \mathrm{~mol}^{-1}\)
NCERT-XII-18
TEST SERIES (CHEMISTRY FST)

263877 If combustion of 4 g of \(\mathrm{CH}_4\) liberates 2.5 kcal of heat, then heat of combustion of \(\mathrm{CH}_4\) will be:

1 -30 kcal
2 -10 kcal
3 2.5 kcal
4 -5 kcal
NCERT-XI-77
For More Updates join with Us
TEST SERIES (CHEMISTRY FST)

263874 IUPAC name of the compound

1 Nethyl-N-methyl cyclohexanecarboxamide
2 Nethyl-N-methyl cyclopentanecarboxamide
3 Nethyl-N-methylcyclohexanamide
4 None of these
NCERT-XI-266
TEST SERIES (CHEMISTRY FST)

263875 Select the anion which is the weakest conjugate base:

1 \(\mathrm{ClO}_4^{-}\)
2 \(\mathrm{ClO}_3^{-}\)
3 \(\mathrm{ClO}_2^{-}\)
4 \(\mathrm{ClO}^{-}\)
NCERT-XI-215
TEST SERIES (CHEMISTRY FST)

263876 The boiling point of benzene is 353.23 K . When 1.80 g of a non-volatile solute was dissolved in 90 g of benzene, the boiling point is raised to 354.11 K Calculate the approx molar mass of the solute. \(\mathrm{K}_{\mathrm{b}}\) for benzene is \(2.53 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\) :

1 \(58 \mathrm{~g} \mathrm{~mol}^{-1}\)
2 \(65 \mathrm{~g} \mathrm{~mol}^{-1}\)
3 \(50 \mathrm{~g} \mathrm{~mol}^{-1}\)
4 \(78 \mathrm{~g} \mathrm{~mol}^{-1}\)
NCERT-XII-18
TEST SERIES (CHEMISTRY FST)

263877 If combustion of 4 g of \(\mathrm{CH}_4\) liberates 2.5 kcal of heat, then heat of combustion of \(\mathrm{CH}_4\) will be:

1 -30 kcal
2 -10 kcal
3 2.5 kcal
4 -5 kcal
NCERT-XI-77