Question 2 :
State true or false.<br/><br/>In redox reactions, oxidation and reduction take place simultaneously.<br/>
Question 5 :
State true or false.<br/>In a chemical equation, the products are written on the left-hand side and the reactants on the right-hand side with an arrow in between.
Question 6 :
Reaction of iron nails with copper sulphate solution is an example of ____________.
Question 11 :
AB + CD $\rightarrow$ AD + BC<br/><br/>The reaction is an example of _________.<br/><br/><br/>
Question 12 :
Which type of chemical decomposition reaction is the following reaction?<br>$Cu(OH)_2\xrightarrow {heat} CuO+H_2O$
Question 13 :
Which of the following symbol is used to show solid precipitate?
Question 15 :
When chlorine reacts with sodium bromide the solution turns brown because ________.
Question 16 :
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 17 :
The substance that initially involved in a chemical reaction is called a reactant.
Question 18 :
What is the difference between displacement over double displacement reactions ?
Question 20 : <p>Oils on treating with hydrogen in the presence of palladium or nickel catalyst form fats. This is an example of :</p>
Question 21 :
Which substance is serving as a reducing agent in the following reaction?<br/><br/>    $FeSO_4+Mg\rightarrow MgSO_4+Fe$
Question 23 :
Which of the following can act only as a reducing agent?<br>
Question 24 :
Name the type of following chemical reaction.$KNO_3 + H_2SO_4 \rightarrow HNO_3 + KHSO_4$
Question 26 :
What would you observe when a mixture of iron filings and sulphur powder is heated strongly?<br/>
Question 28 :
Select the correct alternative.<br/>The reaction between acid and base to form salt and water is an example of :
Question 30 :
Identify the product(s) which will be formed by using the information provided about the reactants :<br/>${C}_{4}{H}_{10}(g)+{O}_{2}(g) \rightarrow$
