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Solution - A Student Prepared 20% Sodium Hydroxide Solution in a Beaker to Study Saponification Reaction. Some Observations Related to this Are Given Below - CBSE Class 10 - Science

ConceptChemicals from Common Salt - Sodium Hydroxide

Question

A student Prepared 20% sodium hydroxide solution in a beaker to study saponification reaction. Some observations related to this are given below :

(I) Sodium hydroxide solution turns red litmus blue

(II) Sodium hydroxide readily dissolves in water

(III) The beaker containing solution appears cold when touched from outside

(IV) The blue litmus paper turns red when dipped into the solution

The correct observations are :-

(A) I, II and IV

(B) I, II and III

(C) only III and IV

(D) only I and II

Solution

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Reference Material

Solution for question: A Student Prepared 20% Sodium Hydroxide Solution in a Beaker to Study Saponification Reaction. Some Observations Related to this Are Given Below concept: Chemicals from Common Salt - Sodium Hydroxide. For the course CBSE
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