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JEE Main

Which of the following compounds is not an antacid ?

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As an electron makes a transition from an excited state to the ground state of a hydrogen - like atom/ion :

The number of points, having both co-ordinates as integers, that lie in the interior of the triangle with vertices (0, 0), (0, 41) and (41, 0), is :

Which one has the highest boiling point ?

For a simle pendulum, a graph is plotted between its kinetic energy (KE) and potential energy (PE) against its displacement d. Which one of the following represents these correctly ? (Graphs are schematic and not drawn to scale)

Let $α$and $β$be the roots of equation $x_{2}−6x−2=0$. If $a_{n}=α_{n}−β_{n},forn≥1$, then the value of $2a_{9}a_{10}−2a_{8} $is equal to:

The magnetic field in a travelling electromagnetic wave has a peak value of 20 nT. The peak value of electric field strength is :

Given : A circle, $2x_{2}+2y_{2}=5$and a parabola, $y_{2}=45 x$.Statement - I : An equation of a common tangent to these curves is $y=x+5 $Statement - II : If the line, $y=mx+m5 (m=0)$is their common tangent, then m satisfies $m_{4}−3m_{2}+2=0.$

Which of the following compounds will exhibit geometrical isomerism ?