JEE 2009 Chem. Multiple Solutions !

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#Miscellaneous #Past IIT JEE Questions

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8 Answers

1

raja ·2010-04-27 22:46:42

b,c r true.

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1

Akshay Pamnani ·2010-04-27 23:43:13

Reason for this here is that options are a bit controversial,so they decided to give marks to both
This year also some questions may contain this

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1

jabbujabbu ·2010-04-27 23:47:20

Yes , like woh
Buffer wala , Intermediates wala , Temp. Hardness wala
aur physics mein thermo. wala !

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11

Devil ·2010-04-27 23:51:08

But the 1st qsn does not seem to be controversial, it looks str8 from NCERT.

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Akshay Pamnani ·2010-04-27 23:54:57

@ jabbu
adding
no. of neutrons wala

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1

Akshay Pamnani ·2010-04-27 23:55:52

dislocation word mein shayad koi flaw hai

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11

Devil ·2010-04-28 00:04:03

No, this word is used in NCERT. Dislocation defect - mujhe yaad hai.

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jabbujabbu ·2010-04-28 00:27:27

Yaar no. of neutrons wala to dono answer sahee hai.
3 or 4 neutrons are released per fission. Average 3.5 .

Thore doosre rxn ke liye ye dekho -

Agar yeh baat hai toh hamare rxn mein aisa hi hoga !

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Your Answer

Basic Integral Calculus Operators Symbols Matrix Cases

√ √ || {} [] () → ~ ^ x x x → → ln log lg lim lim cos sin tan cot arcsin arccos arctan

∫ ∫ ∫ ∫ ∫ ∬ ∬ ∬ ∬ ∬ ∭ ∭ ∭ ∭ ∭ ⨌ ⨌ ⨌ ⨌ ⨌

∑ ∑ ∑ ∑ ∑ ∮ ∮ ∮ ∮ ∮ ∏ ∏ ∏ ∏ ∏ ∐ ∐ ∐ ∐ ∐

+ - × ÷ ± ∓ = ∪ ∩ ≠ ∼ ≈ ∅ ∀ ∃ ∈ ∋ ∝ ≤ ≥ ≃ ≅ ≡ < > ≪ ≫ ⊂ ∉ ⊃ ⊆ ⊇ ⇒ ⇐ ⇔ ⇒ ⇐ ⇔ ⇑ ⇓ ⇕ → ← ↔ → ← ↔ ↑ ↓ ↕ ↖ ↗ ↘ ↙ ↪ ↩ ⇀ ↼ ⇁ ↽

° ∂ ∞ α β γ δ θ λ μ ν ξ π ρ σ φ ω ε ƒ κ τ υ Γ Δ Λ Σ Π Ω