For the following questions answer them individually
The biodegradable polymer is :
For the second period elements the correct increasing order of first ionisation enthalpy is:
The major product of the following reaction is :
Under isothermal condition, a gas at 300 K expands from 0.1 L to 0.25 L against a constant external pressure of 2 bar. The work done by the gas is:
[Given that 1 L bar = 100 J]
The numberof sigma $$(\sigma)$$ and pi $$(\pi)$$ bonds in pent-2-en-4-yne is:
Which is the correct thermal stability order for $$H_2E (E = O, S, Se, Te$$ and $$Po)$$ ?
The manganate and permanganate ions are tetrahedral, due to:
The method used to remove temporary hardness of water is :
Which one is malachite from the following ?
A gas at 350 K and 15 bar has molar volume 20 percent smaller than that for an ideal gas under the same conditions. The correct option about the gas and its compressibility factor(Z) is: