Why does He(2) molecule never form ?...

Why does `He_(2)` molecule never form ?

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CHHAYA PUBLICATION-PREVIOUS YEAR QUESTION PAPER 2019-WBCHSE 2019 (SECTION II )

What is the cause of Lanthanide contraction.
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Why is Cu a transition element but Zn is not although both of them are...
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Why does He(2) molecule never form ?
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Why does ice float on water ?
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Which one hag greater bond angle between Cl(2) O and F(2)O and why ?
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Why difference in dipole moment is found in cis-and trans- isomers of ...
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Find out the ratio of rate of diffusion of H(2) and SO(2) . (S = 32)
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Write down the van der Waals' equation for n moles of real gas .
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For a reaction at constant temperature derive the relation between hea...
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At STP if latent heat of fusion of ice is 6 kJ * mol^(-1) , then find ...
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Discuss the conditions for spontaneity of a process .
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Show by an example that the ratio of two extensive property is always ...
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Balance by ion- electron method : MnO(4)^(-) + Fe^(2+) + H^(+) to Fe...
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Indicate the oxidation numbers of two N atoms of NH(4) NO(3) .
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Why paste of BaO(2) is used in laboratory preparation of H(2) O(2) ?
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What do you mean by interestitial hydride ?
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Which hydroxide of an alkaline earth metal is present in bordeaux mixt...
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Among the alkali metals why all other metals except Li and Na can form...
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Which one between CH(2) = CH - overset(+)(C)H(2) and ions is more sta...
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What do you mean by resonance energy ?
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