Chemistry Test ...

A liquid that scatters a beam of light, but leaves no residue when passed through filter paper is a/an:

The electronegativity of Caesium is 0.7 and that of Fluorine is 4.0. The bond formed between the two is:

Direction: The following questions consist of two statements, one labelled as Assertion and the other Reason. Examine both the statements carefully and mark the correct choice according to the instructions given below.

Assertion:\(H _{2} O _{2}\) under goes dispropontionation on heating.

Reason:It gives \(H _{2} O\) and \(O _{2}\) on heating.

The filament resistance of the bulb is ________ to its resistance when it is not glowing.

What do you understand from the reaction if reaction quotient is 2 and the equilibrium constant is 3?

Generally, transition elements form coloured salts due to the presence of unpaired electrons. Which of the following compound will be coloured in solid state?

Identify 'C' in the following reaction:

In a given atom, no two electrons can have the same values of all the four quantum numbers. This is called:

Determine the empirical formula of an oxide of iron which has \(69.9 \%\) iron and \(30.1 \%\) dioxygen by mass.

At same temperature and pressure, equal volumes of gases contain the same number of: