Chemistry - Chemical Reactions and Equations

Avatto > > NTSE > > Practice Questions Ntse > > Chemistry > > Chemical Reactions and Equations

16. Which of the following are exothermic processes?

(a) Reaction of water with quick lime

(b) Dilution of an acid

(c) Evaporation of water

(d) Sublimation of Camphor (Crystals)    (NTSE Chandigarh, Stage-I, 2014-15)

Cancel reply

Your email address will not be published. Required fields are marked *


Cancel reply

Your email address will not be published. Required fields are marked *


17. Oxygen gas reacts with hydrogen to produce water. The reaction is represented by the equation 02 (g) + H2(g) → H20 (g) The above reaction is an example of
(a) Oxidation of hydrogen
(b) Reduction of oxygen
(c) Reduction of hydrogen
(d) Redox reaction (NTSE Stage-II, 2014-15)

Cancel reply

Your email address will not be published. Required fields are marked *


Cancel reply

Your email address will not be published. Required fields are marked *


18. During a chemical reaction between an acid and a base, salt and water are formed. What is the process called?(NTSE Gujarat, Stage-I, 2015-16)

Cancel reply

Your email address will not be published. Required fields are marked *


Cancel reply

Your email address will not be published. Required fields are marked *


20. What is the chemical name of the quicklime? (NTSE Gujarat, Stage-I, 2015-16)

Cancel reply

Your email address will not be published. Required fields are marked *


Cancel reply

Your email address will not be published. Required fields are marked *