Fill in the blanks
Zinc strip is dipped in a CuSO_4 solution. The reaction is a ..........reaction.

Fill in the blanks Silver nitrate solution is added to NaCl solution . The reaction is a .............reaction.

Fill in the blanks Carbon dioxide is passed through water. The reaction is a ............reaction.

Fill in the blanks Calcium carbonate is heated . The reaction is a ............reaction.

Fill in the blanks The chemical reactions in which heat is liberated are called .......... reactions.

Choose the correct alternative and write it along with its allotted alphabet: Zinc reacts with hydrochloric acid. The reaction is a ....reaction

When an aluminium strip is immersed into ZnSO_4 solution, the colour of the solution ______

Fill in the blanks The chemical reaction during which H_2g is lost is termed as........