Chemistry
Complete and balance the following chemical equations: (a) N<sub>2</sub> + O<sub>2</sub> (b) H<sub>2</sub>S + Cl<sub>2</sub> (c) Na + H<sub>2</sub>O (d) NaCl + AgNO<sub>3</sub> (e) Zn + H<sub>2</sub>SO<sub>4</sub> (dil.) (f) FeSO<sub>4</sub> (aq) + NaOH (aq) (g) Pb(NO<sub>3</sub>)<sub>2</sub> (h) BaCl<sub>2</sub> (aq) + H<sub>2</sub>SO<sub>4</sub> (aq)
Related Questions
What do you observe when solid lead nitrate is heated?
What do you observe when dilute sulphuric acid is added to barium chloride solution?
Fill in the blanks:
(a) A reaction in which two or more substances combine to form a single substance is called a …………… reaction.
(b) A …………… is a substance which changes the rate of a chemical reaction without undergoing a chemical change itself.
(c) The formation of gas bubbles in a liquid during a reaction is called …………… .
(d) The reaction between an acid and a base is called …………… .
(e) Soluble bases are called …………… .
(f) The chemical change involving iron and hydrochloric acid illustrates a …………… reaction.
(g) In the type of reaction called …………… two compounds exchange their positive an negative radicals respectively.
(h) A catalyst either …………… or …………… the rate of a chemical change but itself remains …………… at the end of the reaction.
(i) The chemical reaction between hydrogen and chlorine is a …………… reaction.
(j) When a piece of copper is added to silver nitrate solution, it turns …………… in colour.