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Online inorganic chemistry exam questions and answers with solved general chemistry exam questions and answers and Viva MCQs. Online Solved MCQs solutions chemistry questions and answers. Learn online here chemistry quiz bee questions and answers of organic chemistry Objective Type Question answers.
Organic And Inorganic Chemistry MCQs Quiz Tests
CHEMISTRY MCQs QUIZ TESTS LIST
Test 1 || Test 2 || Test 3 || Test 4 || Test 5 || Test 6 || Test 7 || Test 8 || Test 9 || Test 10 || Test 11 || Test 12 || Test 13 || Test 14 || Test 15 || Test 16 || Test 17 || Test 18 || Test 19 || Test 20 || Test 21 || Test 22 || Test 23 || Test 24 || Test 25 || Test 26 || Test 27 || Test 28 || Test 29 || Test 30
Solved MCQs Question Answers Objective Type Question Answers
Q.1: By combining n atmic orbitals no. of hybrid orbitals will be--------- ?
- 2n
- n
- 3n
- impossible to predict
B
Q.2: The relative attraction of the nucleus for the electrons in a chemical bond is called --------- ?
- Ionization energy
- Electron affinity
- Electro negativity
- None of the above
C
Q.3: Hydrogen resembles with carbon because of having---------- ?
- Same number of electrons in the valence shell
- Similar physical state
- Remarkable reducing properties
- Homovalent (show same valency)
C
Q.4: An element having low value of ionization energy and low value of electron affinity is likely to belong to----- ?
- Group IA
- Group IB
- Group VIIA
- Group VIII
A
Q.5: The longest period in the modern periodic table is---------- ?
- 6th
- 7th
- 2nd and 3rd both
- 5th
A
Q.6: Which of the following option is incorrect about gases ?
- All molecules move with same speed
- All molecules behave independently
- PV / RT = n
- All gases cannot be liquefied through Linds Method
A
Q.7: Which of the following have their outer most shell complete in atomic form ?
- Noble gases
- Alkali metals
- Coinage metals
- Gun metals
A
Q.8: The partial pressure exerted by the water vapours is called-------- ?
- Surface tension
- Aqueous tension
- Vapour pressure
- Hydraulic pressure
B
Q.9: Which one of the following has polar covalent bond ?
- HF
- CH4
- H2
- N2
A
Q.10: Reaction which proceeds in both directions is called-------- ?
- reversible
- irreversible
- spontaneous
- non-spontaneous
A
Q.11: The pH of 10-3 mol dm-3 of an aqueous solution of H2SO4 is----------- ?
- 3
- 2.7
- 2
- 1.5
B
Q.12: An element has electronic conviguration 1s2 2s2 2p2. It belongs to------- ?
- Group II-A
- Group IV-A
- Group VII-A
- Group VI-A
B
Q.13: Negative log of mular concentration of H+ ions is called---------- ?
- pH
- pOH
- pKa
- pKw
A
Q.14: What is the relative rate of effusion of CO and CO2 ?
- CO is 1.25 times faster than CO2
- CO is 3.75 times faster than CO2
- CO is 1.25 times faster than CO
- Both diffuse at the same rate
A
Q.15: Each catalyst has----- ?
- Specificity
- Special structure
- Its own Ea
- all of above
D
Q.16: Which state of matter has the lowest density ?
- Gas
- Liquid
- Solid
- Plasma
A
Q.17: Which of the following type of reaction is 3rd order reaction-------- ?
- 2N2O5 = 2N2O4 + O3
- NO + O3 ? NO2 + O2
- 2FeCl3 + 6KI ? 2FeI2 + 6KCl + I2
- None of these
C
Q.18: Which of the p-block elements are not representative elements ?
- Alkali metals (I-A)
- Group-14 elements (IV-A)
- Group-18 elements (VIII-A)
- Halogens (VII-A)
C
Q.19: When a graph is plotted between 1/T on X-axis and log k on y-axis a straight line is obtained with a negative slope which has two end in-------- ?
- I and II quadrant
- II and III quadrant
- III and IV quadrant
- II and IV quadrant
D
Q.20: Best position of hydrogen in the periodic table is above I.A Group which is mainly due to------- ?
- Both are electropositive
- Similar outer most shell electronic configuration
- Both form ionic compounds
- All
D
