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

Revised SOP preventive measures followed while conducting examinations

Revised SOP on preventive measures to be followed while conducting examinations to contain spread of COVID-19 issued by Ministry of Health & Family Welfare Examination centres are frequented by large number of students (as well as their parents) and staff till the...

Conduct of the practical work during the lockdown

CBSE has advised schools to follow the Alternative Calendar developed by NCERT to continue education during the lockdown through alternative modes to achieve learning outcomes. Schools have reportedly started using these calendars and other prescribed pedagogical...

Keep your kids engaged during Lockdown

Kids are the Future of our Country! Outlines have changed and so should the formats of existence! It is the best time to teach our kids the pleasure of Self-Discipline, Self-Realization and Self-Control. To keep the future generation safe in such unpredictable...

×
Studies Today