2g of ferrrous sulphate crystals wre heated in a hard glass tube and observations recorded:
Identify the liquids droplets collected on the cooler parts of the test tube.

2g of ferrrous sulphate crystals wre heated in a hard glass tube and observations recorded: What type reaction is taking place?

2g of ferrrous sulphate crystals wre heated in a hard glass tube and observations recorded: Name the product on heating ferrous sulphate crystrals.

2g of ferrrous sulphate crystals wre heated in a hard glass tube and observations recorded: What type of odour is obeserved on heating ferrous sulphate crystals?

Crystals of copper sulphate are heated in a test tube for some time. What is the source of liquid droplets seen on the inner upper side of the test tube during the heating process?

•Take about 2 g ferrous sulphate crystals in a dry bottle tube. • Note the colour of the ferrous sulphate crystals. • Heat the boiling tube over the flame of a burner or spirit lamp as shown in Fig. Observe the colour of the crystals after heating.

State your observations in the following cases : Ammonium chloride is heated in a hard glass test tube.

A student performed the experiment of heating ferrous sulphate crystals in a boiling tube. He smell fumes of a pungent gas saw colours of ferrous sulphate disappear Identify the nature of this chemical reaction.

Crystals copper sulphate are heated in a test tube for some time. What is the colour of copper sulphate crystals (i) before heating and (ii) after heating.

Consider the activity of heating ferrous sulphate FeSO_4. 7H_2O crystals in a test tube. Complete the sentences:

Concentrated sulphuric acid is added followed by heating to each of the following test tubes labelled (i) to (v). Identify in which of the above test tube the following change will be observed. Support your answer with the help of a chemical equation. Formation of black substance.