11th Standard Syllabus & Materials
11th Standard
TN 11th Tamil இயற்கை வேளாண்மை,சுற்றுச்சூழல் -செய்யுள் - மனோன்மணீயம் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil என்னுயிர் என்பேன் -துணைப்பாடம் - இசைத்தமிழர் இருவர் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மொழி கலை -செய்யுள் - ஒவ்வொரு புல்லையும் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - இலக்கணம் - பகுபத உறுப்புகள் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - துணைப்பாடம் - வாடிவாசல் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - செய்யுள் - குறுந்தொகை Important Questions And Answers Study Material - QB365 Set A
Published on: 10/11/2020
11th Standard Chemistry English Medium Free Online Test Book Back One Mark Questions
Download Tamil Nadu 11th Standard Chemistry question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Chemistry Test
1.
In which of the following Compounds does the central atom obey the octet rule ?
XeF4
AlCl3
SF6
SCl2
2.
The molality of a solution containing 1.8g of glucose dissolved in 250 g of water is _____________
0.2 M
0.01 M
0.02 M
0.04 M
3.
If Kb and Kf for a reversible reactions are 0.8 x 10–5 and 1.6 x 10–4 respectively, the value of the equilibrium constant is __________
20
0.2 x 10-4
0.05
none of these
4.
The amount of heat exchanged with surrounding at constant temperature pressure is given by the quantity ______________
ΔE
ΔH
ΔS
ΔG
5.
For alkali metals, which one of the following trends is incorrect ?
Hydration energy: Li > Na > K > Rb
Ionisation energy: Li > Na > K > Rb
Density: Li < Na < K < Rb
Atomic size: Li < Na < K < Rb
6.
Gases deviate from ideal behavior at high pressure. Which of the following statement(s) is correct for non-ideality?
at high pressure the collision between the gas molecule become enormous
at high pressure the gas molecules move only in one direction
at high pressure, the volume of gas become insignificant
at high pressure the intermolecular interactions become significant
7.
Which of the following statements about hydrogen is incorrect?
Hydrogen ion, H3O+ exists freely in solution.
Dihydrogen acts as a reducing agent.
Hydrogen has three isotopes of which tritium is the most common.
Hydrogen never acts as cation in ionic salts.
8.
What would be the IUPAC name for an element with atomic number 222?
bibibiium
bididium
didibium
bibibium
9.
40 ml of methane is completely burnt using 80 ml of oxygen at room temperature The volume of gas left after cooling to room temperature is _______.
40 ml CO2 gas
40 ml CO2 gas and 80 ml H2O gas
60 ml CO2 gas and 60 ml H2O gas
120 ml CO2 gas
10.
The energy of light of wavelength 45 nm is _____________.
6.67 x 1015J
6.67 x 1011J
4.42 x 10-18J
4.42 x 10-15J
1.
(d)
SCl2
2.
(b)
0.01 M
3.
(a)
20
4.
(b)
ΔH
5.
(c)
Density: Li < Na < K < Rb
6.
(d)
at high pressure the intermolecular interactions become significant
7.
(c)
Hydrogen has three isotopes of which tritium is the most common.
8.
(d)
bibibium
9.
(a)
40 ml CO2 gas
10.
(c)
4.42 x 10-18J
11th Standard Syllabus & Materials
11th Standard
TN 11th Tamil பீடு பெற நில் - செய்யுள் - காவடிச்சிந்து Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil பீடு பெற நில் - உரைநடை - மலை இடப்பெயர்கள் : ஓர் ஆய்வு Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மாமழை போற்றுதும் - துணைப்பாடம் - யானை டாக்டர் Important Questions And Answers Study Material - QB365 Set A
NEW11th Standard
TN 11th Tamil மாமழை போற்றுதும் - செய்யுள் - ஐங்குறுநூறு Important Questions And Answers Study Material - QB365 Set A
Tamilnadu Stateboard 11th Standard Subjects
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Business Maths and Statistics
Accountancy
Computer Science
Physics
Chemistry
Maths
Biology
Economics
Physics
Chemistry
History
Business Maths and Statistics
Computer Science
Accountancy
Computer Applications
History
Computer Technology
Commerce
Computer Applications
Computer Technology
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