Stoichiometry - Part 1 Online Exam Quiz
Stoichiometry - Part 1 GK Quiz. Question and Answers related to Stoichiometry - Part 1. MCQ (Multiple Choice Questions with answers about Stoichiometry - Part 1
CaCO 3 contains __________ percent of Ca by weight.
Options
A : 40
B : 48
C : 96
D : 12
Solutions which distil without change in composition are called
Options
A : ideal
B : saturated
C : supersaturated
D : azeotropic
Gases having same reduced temperatures and reduced pressures
Options
A : deviate from ideal gas behaviour to the same degree.
B : have nearly the same compressibility factor.
C : both (a) and (b).
D : neither (a) nor (b).
Which of the following is not a unit of pressure ?
Options
A : Torr
B : Newton/m 2
C : Parsec
D : Ata, bar or pascal
The evaporation of aqueous solution of sugar causes its molarity to
Options
A : decrease. (b) increase.
B : remain unchanged.
C : either (a) or (b); depends on the concentration of the solution.
D : -
One Newton is equal to __________ dynes.
Options
A : 10 2
B : 10 3
C : 10 4
D : 10 5
A very dilute solution is prepared by dissolving 'x 1 ' mole of solute in 'x 2 ' mole of a solvent. The mole fraction of solute is approximately equal to
Options
A : x 1 /x 2
B : x 2 /x 1
C : 1 - (x 1 /x 2 )
D : 1/x 2
An ideal gas can be liquified, because
Options
A : its molecular size is very small.
B : its critical temperature is more than 0°C.
C : forces operative between its molecules are negligible.
D : it gets solidified directly without becoming liquid.
The rate of material __________ is zero in case of a steady state system.
Options
A : accumulation
B : production
C : input
D : generation
A metal oxide is reduced by heating it in a stream of hydrogen. After complete reduction, it is found that 3.15 gm of the oxide has yielded 1.05 gm of the metal. It may be inferred that the
Options
A : atomic weight of the metal is 4.
B : equivalent weight of the metal is 4.
C : atomic weight of the metal is 2.
D : equivalent weight of the metal is 8.
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