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Home » Classes » Intermediate » Aptitude Test - 1
1.The counting set [1,2,3,.......] with base 10 is also known as?
A. Set of natural numbers
B. Set of whole numbers
C. Set of integers
D. Set of natural numbers
2.The solution of the equation x+2=2 was not possible in the set of natural numbers so it was extended to form?
A. Set of real numbers
B. Set of whole numbers
C. Set of integers
D. Set of real numbers
3.The negative integers were introduced because the following equation was not satisfied by the set of whole numbers?
A. x + 2 = 2
B. x + 4 = 2
C. x + 2 = 4
D. x + 2 = 2
4.Solution of the equation of the type 2x = 3 leads to the invention of?
A. Set of integers
B. Set of negative numbers
C. Set of rational numbers
D. Set of integers
5.The solution of the equation such as x2 = a ?
A. Q
B. Q/
C. R
D. Q
6.Which number in the set of whole numbers could satisfy the equation x + a = b if a > b ?
A. a
B. -a
C. d
D. a
7.A number that can be written in the form p/q where p,q

∈

Z

∧

q

≠

is called?
A. Natural numbers
B. Integer
C. Rational numbers
D. Natural numbers
8.The mass of one mole of electrons is.
A. 1.008 mg
B. 0.55 mg
C. 0.184 mg
D. 1.008 mg
9.One mole of SO2 contains
A. 6.02 x 1023atoms of oxygen
B. 18.1 x 1023atoms of SO2
C. 6.02 x 1023atoms of Sulphur
D. 6.02 x 1023atoms of oxygen
10.During combustion analysis, CO2 produced is absorbed in
A. Mg (CLO4)2
B. 50% KOH
C. CaCl2
D. Mg (CLO4)2
11.Calcium has isotopes
A. 7
B. 9
C. 1
D. 7
12.CO+ is an example of.
A. Free radical
B. Cationic molecular ion
C. Anionic molecular ion
D. Free radical
13.The largest number of molecules are present in
A. 3.6 of H2O
B. 4.6 g of C2H5OH
C. 2.8 g of CO
D. 3.6 of H2O
14.I molar volume of a gas at S.T.P is occupied by
A. 1 g of gas
B. 6 x 1023g of gas
C. 22.4 m3of gas
D. 1 g of gas
15.What has a mass equal to that of one mole of water.
A. 22.4 dm3 of water
B. One mole of steam
C. One molecule of water
D. 22.4 dm3 of water
16.The volume occupied by 1.4 g on N2at S.T.P is
A. 2.24 dm3
B. 22.4 dm3
C. 1.12 dm3
D. 2.24 dm3
17.Which of the following contains the same number of molecules as 9 g of water.
A. 2 g of hydrogen gas
B. 14 g of nitrogen gas
C. 32 g of oxygen gas
D. 2 g of hydrogen gas
18.The drying agents used in desiccator is.
A. BeCl2
B. MgCl2
C. CaCl2
D. BeCl2
19.Safe and reliable method of drying crystals is through.
A. Pressing it between folds of filter paper
B. Drying it in oven
C. Evaporation of solution
D. Pressing it between folds of filter paper
20.One of the following substances does not undergo sublimation
A. KMnO4
B. Naphthalene
C. NH4CI
D. KMnO4
21.If fluted fitter paper, rate of filtration increases as compared tot he cone shaped filter paper because.
A. It has greater number of holes in it.
B. It has greater surface are of filtration
C. Fluted filter paper has greater pore sizes than cone shaped filter paper.
D. It has greater number of holes in it.
22.To achieve a good separation, the two liquids are gently shaken to increase their area of.
A. Miscibility
B. Separation
C. contact
D. Miscibility
23.A filtration process could be very time consuming if it were not aided by a gentle suction, which is developed
A. If the paper covers the funnel up to its circumference
B. If the paper has got small sized pores in it
C. If the stem of the funnel is large so that it dips into the filtrate
D. If the paper covers the funnel up to its circumference
24.Which one of the following methods will be used to separate the mixture of NaCl and sand.
A. Chromatography
B. Solvent extraction
C. Sublimation
D. Chromatography
25.One of the following substances is not used as a drying reagent in a desiccator
A. Cons. H2SO4
B. P2O5
C. Silica gel
D. Cons. H2SO4
26.Chromatography is the process which involve the distribution of a solute between
A. Two mobile phases
B. A stationary phase and mobile phase
C. Two stationary and two mobile phases
D. Two mobile phases
27.A filtration process could by very time consuming if it were into aided by a gentle suction which is developed.
A. If the paper covers the funnel upto its circumference
B. If the paper has got small sized pores in it.
C. If the stem of the funnel is large so that it dips into the filtrate
D. If the paper covers the funnel upto its circumference
28.The free expansion of the gas from high pressure towards the low pressure causes
A. Increase of temperature
B. Decrease of temperature
C. Grater number of collisions among the molecules
D. Increase of temperature
29.Under which conditions of temperature and pressure will a real gas behave most like an ideal gas.
A. Low temperature and how pressure
B. High temperature and high pressure
C. Low temperature and high pressure
D. Low temperature and how pressure
30.If we plot a graph between I/V at x-axis and pressure at Y -axis
A. a parabolic graph is obtained
B. By increasing temperature straight line move toward x axis
C. By increases temperature straight line move toward y axis.
D. a parabolic graph is obtained
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