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$\alpha$-D-glucose and $\beta$-D-glucose are:
Sucrose on hydrolysis gives
The boiling point of 0.2 mol kg⁻¹ solution of X in water is greater than the equimolal solution of Y in water. The correct statement in this case is:
The product formed from the following reaction sequence is:
Which of the following species is not stable?
The stability of $Cu^{2+}$ is greater than that of $Cu^+$ salts in an aqueous solution due to:
HCl was passed through a solution of $CaCl_2$, $MgCl_2$ and $NaCl$. compound(s) crystallise(s)?
From the following pairs of ions which one is not an iso-electronic pair?
Among the following, isoelectronic species are:
Reaction between benzaldehyde and acetophenone in presence of dilute NaOH is known as
The method used to remove temporary hardness of water is :
Deficiency of vitamin B1 causes the disease:
The $E^\circ$ value for the $Mn^{3+}/Mn^{2+}$ couple is more positive than that of $Cr^{3+}/Cr^{2+}$ or $Fe^{3+}/Fe^{2+}$ due to change of:
$CH_2OH \cdot CH_2OH$ (Ethylene glycol) on heating with periodic acid gives:
The cell reaction of an electrochemical cell is $Cu^{2+}(C_1) + Zn \rightarrow Cu + Zn^{2+}(C_2)$. The change in free energy will be the function of:
Which of the following oxide is amphoteric in nature?
Among the elements Ca, Mg, P and Cl, the correct order of increasing atomic radii is:
The number of moles of hydrogen molecules required to produce 20 moles of ammonia through Haber's process is:
Which of the following molecules is non-polar in nature?
The incorrect method to synthesize benzaldehyde is: