CBSE Class 10 Chemistry Chemical Reactions And Equations Worksheet Set B

CBSE Class 10 Chemistry Worksheet - Chemical Reactions And Equations - Practice worksheets for CBSE students. Prepared by teachers of the best CBSE schools in India.

CLASS: X CHEMISTRY

FIRST TERM : ASSIGNMENT-1 (2010)

CHEMICAL REACTIONS AND EQUATIONS

1. Give 5 examples each of physical and chemical changes that take place around us in our day to day life.

2. When a magnesium ribbon is burnt in air, what are the two observations that you make?

3. Write a balanced chemical equation to represent decomposition of lead nitrate on heating. What are brown fumes due to?

4. Make a list of at least 10 cations and 10 anions.

5. Taking help from the list prepared in Q4,, write the chemical formulae of:-

  (i) Barium chloride (ii) Sodium Sulphate (iii) Ammonium phosphate (iv) Calcium hydroxide

  (v) Aluminium carbonate (vi) Magnesium hydrogen carbonate (vii) Zinc sulphide

  (viii) copper (׀) chloride (ix) Potassium Bromide (x) Lead nitrate (xi) Iron ( ׀׀׀) oxide (xii) Sodium Oxide (xiii) Silver sulphide (xiv) Calcium Fluoride

6. Write the following in the form of balanced chemical equations:-

  (a) Calcium carbonate decomposes on heating to form calcium oxide and carbon – di – oxide.

  (b) When ammonium hydroxide is added to a solvent of iron (ll) Sulphate, a green ppt of iron (ll) hydroxide and ammonium Sulphate are formed.

  (c) When a nail of iron is added to a solution of copper Sulphate, iron (ll) Sulphate and copper metal are formed.

  (d) Zinc reacts with dil hydrochloric acid to form zinc chloride and hydrogen gas is liberated.

7. A chemical reaction which is both combination as well as exothermic, is used by us for white washing purposes. Write the equation for the same.

8. What is a decomposition reaction? Give 2 examples each of decomposition taking place due to heat, light and electricity.

9. How does a displacement reaction differ from a double displacement reaction? Give examples to explain.


Students must free download and practice these worksheets to gain more marks in exams. CBSE Class 10 Chemistry Worksheet - Chemical Reactions And Equations

Tags: 

 


Click to View or Download pdf file
Click for more Chemistry Study Material

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

CBSE tele counselling for board exams

The 23rd edition of post-result counselling facility will be activated by CBSE with the help of 95 volunteer principals and trained counsellors from within affiliated schools located in and outside India. While there are 73 Counsellors in India including special...

Re verification of Class 12 Board Exams Marks

Modalities and Schedule for Senior Secondary School (Class XII) Examinations, 2020 in the subjects whose examinations have been conducted by CBSE for the processes of (I) Verification of Marks (II) Obtaining Photocopy of the Evaluated Answer Book(s) (Ill) Re-evaluation...

CBSE Reduced Syllabus Class 9 and 10

The prevailing health emergency in the country and at different parts of the world as well as the efforts to contain the spread of Covid-19 pandemic has resulted in loss of class room teaching due to closure of schools. Therefore the CBSE Board has decided to revise...

CBSE Reduced Syllabus Class 11 and 12

CBSE has announced major reduction in the syllabus for class 11 and class 12. There has been major changes too in the main syllabus for class 11 and 12. The prevailing health emergency in the country and at different parts of the world as well as the efforts to contain...

CBSE Decision on Board Exam 2020

The Class 10 and 12 exams are cancelled, and results for both 10th and 12th would be declared by July 15 based on internal exams. CBSE Class 12 students would have the option to appear for the exams at a later date. CBSE has a scheme in which marks scored in past 3...

Training Programme on the Alternative Academic Calendar

In view of the extraordinary situation prevailing in the world due to COVID-19 pandemic, the CBSE Board had announced the ‘Revised Academic Curriculum for classes 9- 12 for the session 2020-21’. The reduced topics will not be part of the internal assessment or for the...

×
Studies Today