Assuming that elements are formed to complete the seventh period, what would be the atomic number of the alkaline earth metal of the eighth period?

b 7^ th period ends in 118 hence the alkaline earth metal shall belong to the second group, thus its atomic number would be : 120 Option B

Assuming that elements are formed to complete the seventh period,…

$p{K_a}$ values of two acids $A$ and $B$ are $4$ and $5$. The strengths of these two acids are related as

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Alcoholic fermentation is brought about by the action of

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Of the following four reactions, formic and acetic acids differ in which respect

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The $IUPAC$ symbols for the element with atomic number $119$ would be:

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$N{a^ - }\xleftarrow{x}Na\xrightarrow{{5\,eV}}N{a^ + }$

Predict the value of $'X'$ is .............. $\mathrm{eV}$

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Which of the following cation can not give borax bead test ?

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$50\,\,ml$ water is added to a $50\,\,ml$ solution of $Ba{(OH)_2}$ of strength $0.01\,\,M.$ The $pH$ value of the resulting solution will be

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Molar heat of neutralization of $NaOH$ with $HCl$ in comparison to that of $KOH$ with $HN{O_3} $ is

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Which of the following cannot be hydrolysed

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Smallest among these species is

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