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
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NEW11th Standard
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NEW11th Standard
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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: 13/05/2022
QB365 provides detailed and simple solution for every
Creative Questions in class 11 Chemistry Subject. It will
helps to get more idea about question pattern in every Creative questions with solution.
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 Test1.
Le-Chatelier's principle is not applicable to _____________
\({ F }e_{ \left( g \right) }+{ S }_{ \left( s \right) }\rightleftharpoons { FeS }_{ \left( s \right) }\)
\({ H }_{ 2\left( g \right) }+{ I }_{ 2\left( g \right) }\rightleftharpoons { 2HI }_{ \left( g \right) }\)
\(x = {-b \pm \sqrt{b^2-4ac} \over 2a}\)
\({ N }_{ 2\left( g \right) }+3H_{ 2\left( g \right) }\rightleftharpoons { 2NN }_{ 3\left( g \right) }\)
2.
The sharing of valence electrons between the atoms will lead to the formation of_____
Ionic bond
Covalent bond
Co-ordinate bond
Hydrogen bond
3.
For associative solutes ____________
i < 1 and a < 1
i > 1 and a >. 1
i < 1 and a < 1
i > 1 and a < 1
4.
Which among the following is an intensive property?
free energy
heat capacity
volume
molar volume
5.
In Rutherford's gold foil experiment, a thin gold foil was bombarded with a stream of fast moving ___________
B particles
\(\alpha\)-particles
\(\gamma\) particles
\(\delta\) particles
6.
Value of gas constant R is ____________
0.082dm3atm
0.987 cal mol-1 K-1
8.3 J mol-1 K-1
8 er mol-1 K-1
7.
Half life of francium is _______
12.3 years
12.3 mins
21 years
21 mins
8.
The statement that is not correct for modern classification of element is
(1) The properties of elements are periodic function of these atomic numbers.
(2) The ionisation enthalpy of the elements generally increase with increase in atomic number
(3) For transition elements the 3d orbitals are filled after 3p-orbitals and before 4s orbitals.
(4) Fifth period contain 18 elements.
1 and 2
2 and 3
4 only
3 only
9.
___________ torches is/are used in cutting and welding of a steel.
Oxy acetylene
Oxy hydrogen
both a and b
neither a nor b
10.
Assertion : Fluorine has an oxidation state of - 1 in all its compounds.
Reason : Fluorine is the most electronegative element of the periodic table.
Both assertion and reason are correct and the reason is the correct explanation for the assertion.
Both assertion and reason are correct but reason is not the correct explanation for the assertion
Assertion is true but reason are false.
Both assertion and reason are false.
1.
(a)
\({ F }e_{ \left( g \right) }+{ S }_{ \left( s \right) }\rightleftharpoons { FeS }_{ \left( s \right) }\)
2.
(b)
Covalent bond
3.
(a)
i < 1 and a < 1
4.
(d)
molar volume
5.
(b)
\(\alpha\)-particles
6.
(c)
8.3 J mol-1 K-1
7.
(d)
21 mins
8.
(d)
3 only
9.
(c)
both a and b
10.
(a)
Both assertion and reason are correct and the reason is the correct explanation for the assertion.
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
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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
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Physics
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Physics
Chemistry
History
Business Maths and Statistics
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