Some apparatus and chemicals are given. Zn, Mg, dilute HCl, `CaCO_3` test tube, water.
Write the equations for the chemical reactions.

Some apparatus and chemicals are given. Zn, Mg, dilute HCl, CaCO_3 test tube, water. Write the expression for the rate of the reaction.

Some apparatus and chemicals are given. Zn, Mg, dilute HCl, CaCO_3 test tube, water. Design an experiment to prove that the nature of reactants can influence the rate of reaction.

Write the chemical equation of this reaction.

The equations for two chemical reactions are given below:

Take hot water and cold water in two test tubes. Add one drop of phenolphthalein to both of the test tubes. Then add magnesium ribbon of the same size to this test tubes. a) Which test tubes shows the sudden formation of pink colour? b) What is the reason for the sudden formation of pink colour? c) Which gas is formed? d) Write the equation for the chemical reaction.

Chloroform can be prepared from Methane: Write the Chemical equation for the reaction.

Write a method to prepare Glucose from starch. Write the chemical equation of the reaction.

Write the'chemical equation representing Reimer- Tiemann reaction.

Take equal quantities of dil HCI in four test tubes. Drop Mg, Zn, Fe,Cu in each test tube. Watch carefully: Write balanced equation for each reaction.