CBSE Class 10 Chemistry Worksheet - Revision (7)

Scroll down for PDF

CBSE Class 10 Chemistry Worksheet - Revision (7)

Worksheets have become an integral part of the education system. Worksheets are very critical for every student to practice his/ her concepts. Students, teachers and parents can download all CBSE educational material and extremely well prepared worksheets from this website. All revision worksheets, Sample papers, Question banks and easy to learn study notes for all classes and subjects have been prepared based on the latest guidelines sent by CBSE. All CBSE educational material is developed by our panel of teachers, have also been submitted by thousands of teachers and students. The study material has been carefully compiled by the best teachers in India. Worksheets have been submitted by teachers of various CBSE schools and also have been carefully developed keeping into consideration the latest CBSE syllabus.

Q1) Give an example of a reaction which takes place in the presence of sunlight.

Q2) On heating blue coloured powder of copper (II) nitrate in a boiling tube, copper oxide (black), oxygen and a brown gas X is formed.

(a) Write a balanced chemical equation of the reaction.

(b) Identify the brown gas evolved.

(c) Identify the type of reaction.

(d) What could be the pH range of aqueous solution of the gas? Q3) Define the following terms:-

(i) Ionic equation

(ii) Skeletal equation

Q4) How can you study experimentally that water is made of hydrogen and oxygen combined together in the ratio of 2:1 by volume? Q5)What do you mean by the term rancidity? Write the different methods to prevent rancidity. Q6) Why does the colour of silver nitrate change when a coin of copper is dipped in it? Q7) Write the balanced chemical equation for the following reactions and identify the type of reaction in

each case.

(i) Thermite reaction, Iron(III) oxide reacts with Aluminum and gives molten iron and Aluminum ii) Magnesium ribbon is burnt in an atmosphere of nitrogen gas to form solid magnesium nitride.


(iii) Ethanol is burnt in air to form carbon dioxide, water and releases heat. Q8) Identify the oxidizing agent (oxidant) in the following reactions:

(a) Pb3O4 + 8HCl ---------> 3PbCl2 + Cl2 + H2O

(b) 2Mg + O2 ------------> 2MgO

(c) CuO + H2 -------------> Cu + H2O Q9) Which among the following are physical or chemical changes?

(a) Evaporation of petrol.

(b) Curdling of milk.

(c) Sublimation of solid ammonium chloride.

(d) Burning of LPG.

(e) Rusting of iron. Q10) Why do we store silver chloride in dark colour bottles?

Please click the below link to access CBSE Class 10 Chemistry Worksheet - Revision (7)


Click on the text For more study material for Chemistry please click here - Chemistry

Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

JEE Entrance Exam 2020 Dates Registration Admit Cards Exam Pattern

JEE Entrance exam is conducted for students who wish to pursue engineering in different subjects or categories like mechanical, CS, etc.. It is officially organized and conducted by NTA. Formerly it was organized by CBSE. It avails seats for students in IITs, NITs, and...

NCERT NTSE Admit Card 2020 released - know more

Introduction: NTSE 2020 National Talent search examination is conducted by NCERT to take out the students who excel in science. It is organized to measure and let the students with talent outshine in their coming future. This talent search exam is taken in 2 stages....

TIPS: Study habits for success

Being a student is fairly a difficult job. Alongside maintaining your curricular as well as extra-curricular activities adds more to it. Performance in academics is one of the major concerns. Every parent now tries to get their children more indulged in studies. Need...

Requirements for admissions in CBSE affiliated Schools

CBSE gives an advanced form of education. They try to indulge students in interactions and teach application based subjects along with some others. Due to this preponderance of parents, they tend to admit their children in CBSE affiliated schools. General conditions...

CBSE to launch 'Tamanna' aptitude test

Introduction: The poor decisive condition of students to pursue their subject of interest has been an area of concern. To the ease of which CBSE is to launch ‘Tamanna’. An aptitude test in order to provide a line of guidance to students of class 9th and 10th. What is '...

Studies Today