11th Standard Syllabus & Materials

11th Standard

TN 11th Tamil இயற்கை வேளாண்மை,சுற்றுச்சூழல் -செய்யுள் - மனோன்மணீயம் Important Questions And Answers Study Material - QB365 Set A

NEW

11th Standard

TN 11th Tamil என்னுயிர் என்பேன் -துணைப்பாடம் - இசைத்தமிழர் இருவர் Important Questions And Answers Study Material - QB365 Set A

NEW

11th Standard

TN 11th Tamil மொழி கலை -செய்யுள் - ஒவ்வொரு புல்லையும் Important Questions And Answers Study Material - QB365 Set A

NEW

11th Standard

TN 11th Tamil பீடு பெற நில் - இலக்கணம் - பகுபத உறுப்புகள் Important Questions And Answers Study Material - QB365 Set A

NEW

11th Standard

TN 11th Tamil பீடு பெற நில் - துணைப்பாடம் - வாடிவாசல் Important Questions And Answers Study Material - QB365 Set A

NEW

11th Standard

TN 11th Tamil பீடு பெற நில் - செய்யுள் - குறுந்தொகை Important Questions And Answers Study Material - QB365 Set A

11th Standard Chemistry English Medium Free Online Test Creative 1 Mark Questions - Part Five

Published on: 10/11/2020

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

QB365 Student Learing Managemnet System

Std: 11th Standard - Chemistry

chapter: - Model Question paper

Visit QB365-SLMS - https://www.qb365.in/slms/ Complete Questions and Answers

Questions:

Multiple Choice Question

8 x 1 = 8

Statement I: A solution of potassium chloride in water deviates from ideal behavior.
Statement II : The solute dissociates to give K⁺ and Cl^- ion which form strong ion dipole interaction with water molecules

(a)

Statement I& II are correct and II is the correct explanation of I

(b)

Statement! & IIare correct but II is not correct explanation of I

(c)

Statement I is correct but statement II is wrong.

(d)

Statement I is wrong but statement II is correct

Statement I: The dissolution of ammonium nitrate increases steeply with increase III temperature.
Statement II: The dissolution process of ammonium nitrate is endothermic in nature.

(a)

Statement I and II are correct and statement II is the correct explanation of statement I.

(b)

Statement I and II are correct but II is not the correct explanation of I.

(c)

Statement I is correct but II is wrong

(d)

Statement I is wrong but II is correct. .

The main pigment in plants is chlorophyll which contains ________

(a)

iron

(b)

calcium

(c)

barium

(d)

magnesium

For one mole of a gas, the ideal gas equation is _____________.

(a)

\(PV=\frac{1}{2}RT\)

(b)

PV = RT

(c)

\(PV=\frac{3}{2}RT\)

(d)

\(PV=\frac{5}{2}RT\)

The products formed during the cracking long chain hydrocarbon C₆H₁₂are _____________

(a)

CO₂ + H₂O

(b)

CO + H₂

(c)

C₆H₁₀ + H₂

(d)

C₆H₆ + 3H₂

The enthalpies of all elements in their standard states are ____

(a)

(b)

(c)

(d)

different for each elements

Excluding hydrogen and helium, the smallest element in the periodic table is _____

(a)

Lithium

(b)

Oxygen

(c)

Fluorine

(d)

Chlorine

The change in the oxidation number of S in H₂S and SO₂,in the following industrial reaction:
2H₂S_(g) + SO_2(g) \(\longrightarrow\) 3S_(s) + H2O_(g)

(a)

-2 to 0, +4 to 0

(b)

-2 to 0, +4 to -1

(c)

-2 to -1, +4 to 0

(d)

-2 to -1, +4 to -2

Assertion and reason

1 x 2 = 2

Assertion: Equal volumes of all the gases do not contain equal number of atoms
Reason: Atom is the smallest particle which takes part in chemical reactions.
Codes:
(a) Both assertion and reason are correct and reason is the correct explanation for assertion
(b) Both assertion and reason are correct but reason is not the correct explanation for assertion
(c) Assertion is true but reason is false.
(d) Both assertion and reason is false.

(a)

Both assertion and reason are correct and reason is the correct explantion for assertion

(b)

Both assertion and reason are correct but reason is not the correct explantion for assertion

(c)

Assertion is true but reason are false

(d)

Both assertion and reason are false