Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

171. Write the unit for specific rate constant for a second order reaction.

219 Views

172. What will be the shape of the curve of concentration of the reactant is plotted against time for a zero order reaction?

168 Views

173. Define activation energy of a reaction.

180 Views

It the time required for the concentration of a reactant to decrease to half of its initial value.

107 Views

175. For the reaction Cl₂(g) + 2NO(g) → 2NOCl(g) the rate law is expressed as rate = k[Cl₂] [NO]².
What is the overall order of reaction?

371 Views

176. Express the rate of the following reaction in terms of disappearance of hydrogen in the reaction.
3H₂(g) + N₂(g) → 2NH₃(g)

634 Views

177. Wha t is meant by order of a reaction being zero?

185 Views

178. Is there any reaction for which reaction rate does not decrease with time?

331 Views

179. State the ‘rate law’ for the chemical reactions.

134 Views

180. The reaction A + B → C has zero order. What is the rate equation?

121 Views