Question Text
Question 2 :
Which of the following is an example of the exothermic reaction ?
Question 4 :
State true or false.<br/><br/>In redox reactions, oxidation and reduction take place simultaneously.<br/>
Question 5 :
Which of the following symbol is used to show solid precipitate?
Question 6 :
The reaction of hydrochloric acid with zinc oxide to form zinc chloride and water is neutralization reaction. State whether the statement is true or false
Question 8 :
$FeCl_3 + 3NaOH \rightarrow 3NaCl + Fe(OH)_3$<br/><br/>The reaction is an example of________.
Question 9 :
An oxidizing agent is always takes part in the reduction process while a reducing agent is always take part in the _______ process.
Question 10 :
Aqueous solutions of magnesium chloride and silver nitrate are mixed to form solid silver chloride and aqueous magnesium nitrate.<br/><br/>The balanced molecular equation contains which one of the following terms?
Question 12 :
Ferrous sulphate decomposes with the evolution of a gas having a characteristic odour of burning sulphur. Identify the type of reaction.<br/>
Question 13 :
Which of the statements about the reaction below are incorrect ?<br/>$2PbO(s) + C(s) \rightarrow 2Pb(s) + CO_2(g)$<br/><br/>(a) Lead is getting reduced.<br/>(b) Carbon dioxide is getting oxidised.<br/>(c) Carbon is getting oxidised.<br/>(d) Lead oxide is getting reduced
Question 14 :
When sodium sulphate solution reacts with barium chloride solution, the solution after the reaction contains mainly.....
Question 20 :
What happens when a piece of zinc metal is added to copper sulphate solution ?<br/>