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iTeachChem

A Study Community for Everyone and Everything. We have weekly sessions on Spirituality, Math and Science! JEE, NEET prep? All doubts are crowdsourced. Hare Krishna!

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Polynomials

How would one prove the claim in the solution? Why must it be between -n² and n²? f_1 is first derivative btw....
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Chemical bonding: % s character and Bond Angle

In the question, all the molecules are sp3d hybridized which means that the %s character for all is same. So shouldn't graph be a straight line parallel to y-axis?
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alpha H +1 or only Alpha H ?

for total no of hyperconjugative strs some ques uses n+1 formula and some uses only 'n'. so what to do when nothing is mentioned in exam?...
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complex nos

if z represents a complex number then find minimum and maximum value of |z| if |z-2|-|z+2|=2 pls give geometric approach...

Eqbm 2025 qn

Maine isme option 3 kiya tha select and it's correct acc to the current ans key apparently ye online controversial hai idk why
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Waves weird ahh question

would inverse relation between y and x change anything? also ye karenge kaise like what should be the thought process for this...
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EMI

why is (v x B).l = vblsinθ, why doesn't the dot pdt with "l" make it vblsinθcosθ
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s-blockm p-block, hydrogen coming for JEE 2025?

I gave Jan attempt as mock and looking to prepare well for April attempt, I dont remember seeing any s/p/hydrogen questions in my shift but I want to confirm.

Waves Resonance Tube/Column

what is this i cant see how waves would be applied here

Steroisomers

Total no of steroisomers of given compound ??
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Trigonometry

How to determine A or C?
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Dimensions of Y/Ï„

Basically the question, shouldn't b=-3 and c=0?
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Rbd (ig)

wtf is happening
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fluid dynamics

shown is a container of height H filled with water. it has two holes with length as shown . when water flows from both holes it strikes on the same point on ground. which is bigger x1 or x2
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SHM

The q seems easy but i cant seem to get the valid relations necessary to obtain the answer
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