1 markMCQSection A

Solid Calcium oxide reacts vigorously with water to form Calcium hydroxide accompanied by the liberation of heat. From the information given above it may be concluded that this reaction

Chemical Reactions and Equations

Types of Chemical Reactions

Options

(A)is endothermic and

\text{pH}

of the solution formed is more than 7.

(B)is exothermic and

\text{pH}

of the solution formed is 7.

(C)is endothermic and

\text{pH}

of the solution formed is 7.

(D)is exothermic and

\text{pH}

of the solution formed is more than 7.

Official Answer

Calcium oxide reacts vigorously with water to form Calcium hydroxide accompanied by the liberation of heat. This reaction is exothermic and the pH of the solution formed is more than 7.

Analysis & Explanation

Calcium oxide reacts vigorously with water to form Calcium hydroxide accompanied by the liberation of heat. This reaction is exothermic and the pH of the solution formed is more than 7.

Spotted a mistake or something unclear?

Tell us — we fix reported answers fast.

Frequently Asked Questions

How many marks does this question carry in CBSE Class 10 Science 2024?

This question carries 1 mark in the CBSE Class 10 Science 2024 examination.

Which chapter does this question come from in Science?

This question is from the chapter "Chemical Reactions and Equations" in the CBSE Class 10 Science syllabus.

What topic does this question cover in Science?

This question covers the topic "Types of Chemical Reactions" from CBSE Class 10 Science.

What type of question is this in the CBSE Class 10 Science 2024 paper?

This is a MCQ question from Section A in the CBSE Class 10 Science 2024 paper.