(English Medium) ICSE Class 10 - CISCE Question Bank Solutions for Chemistry

Calculate:

Write the empirical formula of C₈H₁₈.

Explain the following:

\[\ce{H3PO3}\] is not a tribasic acid.

State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.

Study the flow chart and give balanced equations with conditions for the conversions A, B, C, D, and E.

State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.

State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.

State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.

Give the IUPAC name of the organic compound represented by the structural formula given below:

\[\begin{array}{cc}
\ce{H}\phantom{...}\ce{Cl}\phantom{..}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\\
\ce{H - C - C - C - C - C - H}\\
|\phantom{....}|\phantom{....}|\phantom{....}|\phantom{....}|\\
\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{Cl}\phantom{..}\ce{H}\phantom{...}\ce{H}\end{array}\]

Give the IUPAC name of the organic compound represented by the structural formula given below:

\[\begin{array}{cc}
\phantom{.}\ce{H\phantom{...}H\phantom{...}O}\phantom{..}\\
\phantom{.}|\phantom{....}|\phantom{....}||\phantom{..}\\
\ce{H - C - C - C - OH}\\
\phantom{}|\phantom{....}|\phantom{......}\\
\phantom{}\ce{H\phantom{...}H}\phantom{......}
\end{array}\]

The compound which does not have a double bond in its structure.

The compound in its pure form turns into an ice like solid on cooling.

The compound which is used for artificial ripening of fruits.

Give a balanced equation for the following reaction:

Copper reacts with concentrated nitric acid.

The ratio between the volumes occupied by 4.4 grams of carbon dioxide and 2 grams of hydrogen gas is ______.

Aqueous lead (II) nitrate can be distinguished from aqueous zinc nitrate by adding any of the following solutions in excess, except:

Identify the following:

A salt formed by the complete neutralization of an acid by a base.

Draw the structural diagram for the following compound.

2,2 dibromo butane

Pratik heated 11.2 grams of element ‘M’ (atomic weight 56) with 4.8 grams of element 'N' (atomic weight 16) to form a compound. Find the empirical formula of the compound obtained by Pratik.

A student was asked to perform an experiment in the laboratory based on the instructions given:

Observe the picture given below and state one observation for the experiment you would notice on mixing the given solution.

A student was asked to perform an experiment in the laboratory based on the instructions given:

Observe the picture given below and state one observation for the experiment you would notice on mixing the given solution.