Tiwari Academy Discussion

Asked: October 19, 2020In: Class 10

Give a test that can be used to differentiate between saturated and unsaturated hydrocarbons.

NCERT Solution for Class Tenth Science Chapter 4 Carbon and its Compounds CBSE NCERT Book Session-2022-2023 Intext Questions Page No-21 Questions No-14

chirag paswan

Asked: October 19, 2020In: Class 10

Explain the mechanism of the cleaning action of soaps.

NCERT Solution for Class Tenth Science Chapter 4 Carbon and its Compounds CBSE NCERT Book Session-2022-2023 Intext Questions Page No-21 Questions No-15

Ekan khan

Asked: October 18, 2020In: Class 10

Give an example of a metal which

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Intext Questions Page No-4 Questions No-1 (i) is a liquid at room temperature. (ii) can be easily cut with a knife. (iii) is the best conductor ...

Ankur Bansal

Asked: October 18, 2020In: Class 10

A solution of a substance ‘X’ is used for whitewashing.

NCERT Solution for Class 10 Science Chapter 1 Chemical Reactions and Equations Intext Questions Page No-10 Questions No-1 (i) Name the substance ‘X’ and write its formula. (ii) Write the reaction of the substance ‘X’ named in (i) above with water.

Ankur Bansal

Asked: October 18, 2020In: Class 10

Why is the amount of gas collected in one of the test tubes in Activity 1.7 double of the amount collected in the other? Name this gas.

NCERT Solution for Class 10 Science Chapter 1 Chemical Reactions and Equations Intext Questions Page No-10 Questions No-2 Why is the amount of gas collected in one of the test tubes in Activity 1.7 double of the amount collected in the ...

Aadarsh kumar

Asked: October 18, 2020In: Class 10

Why do we apply paint on iron articles?

NCERT Solution for Class 10 Science Chapter 1 Chemical Reactions and Equations Exercises Questions Page No-16 Questions No-18

Aadarsh kumar

Asked: October 18, 2020In: Class 10

Oil and fat containing food items are flushed with nitrogen. Why?

NCERT Solution for Class 10 Science Chapter 1 Chemical Reactions and Equations Exercises Questions Page No-16 Questions No-19

Aadarsh kumar

Asked: October 18, 2020In: Class 10

Explain the following terms with one example each.

NCERT Solution for Class 10 Science Chapter 1 Chemical Reactions and Equations Exercises Questions Page No-16 Questions No-20 (a) Corrosion (b) Rancidity

Aadarsh kumar

Asked: October 18, 2020In: Class 10

You have been provided with three test tubes. One of them contains distilled water and the other two contain an acidic solution and a basic solution, respectively. If you are given only red litmus paper, how will you identify the contents of each test tube?

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-2 Questions No-1

Aadarsh kumar

Asked: October 18, 2020In: Class 10

Why should curd and sour substances not be kept in brass and copper vessels?

NCERT Solution for Class Tenth Science Chapter 2 Acids, Bases and Salts Intext Questions Page No-6 Questions No-1

Give a test that can be used to differentiate between saturated and unsaturated hydrocarbons.

Explain the mechanism of the cleaning action of soaps.

Give an example of a metal which

A solution of a substance ‘X’ is used for whitewashing.

Why is the amount of gas collected in one of the test tubes in Activity 1.7 double of the amount collected in the other? Name this gas.

Why do we apply paint on iron articles?

Oil and fat containing food items are flushed with nitrogen. Why?

Explain the following terms with one example each.

You have been provided with three test tubes. One of them contains distilled water and the other two contain an acidic solution and a basic solution, respectively. If you are given only red litmus paper, how will you identify the contents of each test tube?

Why should curd and sour substances not be kept in brass and copper vessels?

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