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| Chemistry MCQs Entry Test PPSC |
Solved MCQs A level chemistry multiple choice questions and answers for class 10 science book. Chemistry 9th,10th,11th,12th Class MCQs For MCAT Chemistry Part. Online MCQs of chemistry 2nd year for entry test exams preparations learn here.
Chemistry Important MCQs Quiz Test For Entry Test
CHEMISTRY MCQs QUIZ TESTS LIST
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Chemistry Objective Type MCQs With Answers For Test
Q.1: What will be the pressure of 1 mole of an ideal gas maintained at 300 K and 250cm3 volume ?
- 98.5 atm
- 96.7 atm
- 95.8 atm
- 97.1 atm
A
Q.2: If 1/V is plotted on X-axis and pressure on Y-axis at constant temperature what should appear ---------- ?
- Straight line parallel to x-axis
- Straight line parallel to y-axis
- Straight line
- Curve
C
Q.3: If a buffer solution of higher pH than seven is to be made we use------ ?
- Strong acid and strong base
- Weak acid and strong base
- Weak acid and strong base
- Weak acid and its salt with strong base
D
Q.4: The kinetic molecular theory of gases was put forward in 1738 by ------------ ?
- Boltzman
- Maxell
- Clausius
- Bernoulli
D
Q.5: The substances that reduces the effectiveness of a catalyst are called ------- ?
- Promoters
- Poisoning catalysts
- Inhibitors
- pro-catalysts
B
Q.6: Co-enzymes are------- ?
- Non proteineous
- Proteineous
- sugars
- lipids
A
Q.7: The non-ideal behaviour results chiefly from---------- ?
- Intermolecular attraction and infinite volume
- Elastic collisions and finite volume
- Intermolecular attractions and finite volume
- Intermolecular attraction only
C
Q.8: For determining the order of reaction we use----------- ?
- Refractometric method
- Dilatometric method
- Optical activity method
- Half life method
D
Q.9: Catalyst used to speed up the reaction of ammonia synthesis is---------- ?
- V2O5
- V2O5 and Pt
- Fe
- Pieces of Fe crystals are embedded in fused mixture of MgO Al2O3 and SiO2
D
Q.10: Which of the following will not form crystalline structure with opporitely charged ions--------- ?
- H+
- H-
- Mg2+
- Ca2+
A
Q.11: Sum of exponents of molar concentration is called--------- ?
- Order of reaction
- Molecularity
- Rate of reaction
- Average of reaction
A
Q.12: By the addition of base in waterpH will be--------- ?
- more than 7
- less than 7
- equal to 7
- no effect
A
Q.13: In modern periodic table all the leements are arranged in ascending order of---------- ?
- Valency
- Atomic mass
- Atomic number
- Valence electrons
C
Q.14: Which of the following will not change the concentration of ammonia at the equilibrium ?
- Increase of pressure
- Increase of volume
- Addition of catalyst
- Decrease of temperature
C
Q.15: Which of the following statements is true about plasma-------- ?
- It may be the first state of matter
- It is not a phase transition
- It is a conductor of electricity
- All of the above
D
Q.16: Rate expression for ammonia synthesis is----------- ?
- Kc=x2/(a-x)(b-x)
- Kc=x2/v(a-x)
- Kc=4×2/(a-2x)2(b-x)
- Kc=4x2v2/(a-x)(b-3x)3
D
Q.17: Non-metals usually form ----------------- oxides ?
- Acidic
- Amphoteric
- Neutral
- All of the above
A
Q.18: What is the abundant form of matter on earth ?
- Gas
- Liquid
- Solid
- Plasma
C
Q.19: Which of these gases diffuse more quickly than oxygen ?
- H2S
- NO
- Cl2
- N2O
B
Q.20: What do we call to sudden expansion of plasma ?
- Avogadros law
- Grahams law of diffusion
- Joule Thompson effect
- Daltons law of partial pressure
C
