Chemistry Test ...

Find the incorrect match.

Oxygen molecule exhibits:

Be exhibits the diagonal relationship with:

Following reactions are taking place in a Galvanic cell, 

\(Z n \rightarrow Z n^{2+}+2 e^{-} ; A g^{+}+e^{-} \rightarrow A g\)

Which of the given representations is the correct method of depicting the cell?

What is the structure of the major product when phenol is treated with bromine water?

A hydrocarbon has molecular formula C₂H₆. Which of the class of hydrocarbons cannot have this formula?

The amount of water produced by the combustion of 16 g of methane is:

At \(300 \mathrm{~K}\), a sample of \(3.0 \mathrm{~g}\) of gas A occupies the same volume as \(0.2 \mathrm{~g}\) of hydrogen at \(200 \mathrm{~K}\) at the same pressure. The molar mass of gas \(\mathrm{A}\) is _______ \(\mathrm{gmol}^{-1}\). (nearest integer) Assume that the behaviour of gases as ideal.

(Given : The molar mass of hydrogen \(\left(\mathrm{H}_2\right)\) gas is \(2.0 \mathrm{gmol}^{-1}\).)

The rate for the reaction between ionic compounds cannot be determined because they are generally:

During the electrolysis of molten sodium chloride, the time required to produce 0.10 mol of chlorine gas using a current of 3 amperes is