Advertisement Remove all ads

A solution of a substance ‘X’ is used for white washing. (i) Name the substance ‘X’ and write its formula. - Science

A solution of a substance ‘X’ is used for white washing.
(i) Name the substance ‘X’ and write its formula.
(ii) Write the reaction of the substance ‘X’ named in (i) above with water.

Advertisement Remove all ads

Solution

(i) The substance ‘X’ is calcium oxide. Its chemical formula is CaO.
(ii) Calcium oxide reacts vigorously with water to form calcium hydroxide (slaked lime).
CaO (s)                              + H2O (l) → Ca(OH)2 (aq)
Calcium Oxide (Quick Lime) + Water    → Calcium Hydroxide (Slaked Lime)

  Is there an error in this question or solution?
Advertisement Remove all ads

APPEARS IN

NCERT Class 10 Science Textbook
Chapter 1 Chemical Reactions and Equations
Q 1 | Page 10
Advertisement Remove all ads

Video TutorialsVIEW ALL [1]

Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×