Tiwari Academy Discussion

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Asked: December 18, 2020In: Class 10 Science

In periodic table Heluim (He) is placed at

NCERT Solutions for Class 10 Science Chapter 5 Important Board Questions Periodic Classification of Elements NCERT Books for Session 2022-2023 CBSE Board and UP Board Multiple Choice Question Questions No: 2

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Chemistry Question

Asked: December 17, 2020In: Class 10 Science

5 ml of dilute acid were added to 5 ml of water and the mixture was shaken for one minute. It was observed that-

NCERT Solutions for Class 10 Science Chapter 4 Important Board Questions Carbon and its Compounds NCERT Books for Session 2022-2023 CBSE Board and UP Board Practical Based MCQ Questions Questions No: 8

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Chemistry Question

Asked: December 17, 2020In: Class 10 Science

The about of ethanoic acid resembles with

NCERT Solutions for Class 10 Science Chapter 4 Important Board Questions Carbon and its Compounds NCERT Books for Session 2022-2023 CBSE Board and UP Board Practical Based MCQ Questions Questions No: 7

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Chemistry Question

Asked: December 17, 2020In: Class 10 Science

When sodium bicarbonate is added to test tube containing acetic acid, a colourless is produced with brisk effervence. Identify the gas-

NCERT Solutions for Class 10 Science Chapter 4 Important Board Questions Carbon and its Compounds NCERT Books for Session 2022-2023 CBSE Board and UP Board Practical Based MCQ Questions Questions No: 6

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Chemistry Question

Asked: December 17, 2020In: Class 10 Science

A student performed experiments to study properties of acetic acid. His observations were as follows-(i) Acetic acid is colourless liquid (ii) Acetic acid has fruity smell (iii) It changes blue litmus to red. (iv) When reacted with sodium bicarbonate, it produces hydrogen gas. Identify the correct observation

NCERT Solutions for Class 10 Science Chapter 4 Important Board Questions Carbon and its Compounds NCERT Books for Session 2022-2023 CBSE Board and UP Board Practical Based MCQ Questions Questions No: 5

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Chemistry Question

Asked: December 17, 2020In: Class 10 Science

Temporary hardness of water can be removed by use of

NCERT Solutions for Class 10 Science Chapter 4 Important Board Questions Carbon and its Compounds NCERT Books for Session 2022-2023 CBSE Board and UP Board Practical Based MCQ Questions Questions No: 4

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Chemistry Question

Asked: December 17, 2020In: Class 10 Science

pH value of soap solution is

NCERT Solutions for Class 10 Science Chapter 4 Important Board Questions Carbon and its Compounds NCERT Books for Session 2022-2023 CBSE Board and UP Board Practical Based MCQ Questions Questions No: 3

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Chemistry Question

Asked: December 17, 2020In: Class 10 Science

Hardness of water is due presence of salt

NCERT Solutions for Class 10 Science Chapter 4 Important Board Questions Carbon and its Compounds NCERT Books for Session 2022-2023 CBSE Board and UP Board Practical Based MCQ Questions Questions No: 2

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Chemistry Question

Asked: December 17, 2020In: Class 10 Science

The cleaning capacity of soap is maximum in

NCERT Solutions for Class 10 Science Chapter 4 Important Board Questions Carbon and its Compounds NCERT Books for Session 2022-2023 CBSE Board and UP Board Practical Based MCQ Questions Questions No: 1

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Chemistry Question

Asked: December 17, 2020In: Class 10 Science

The functional group present in Propanal is

NCERT Solutions for Class 10 Science Chapter 4 Important Board Questions Carbon and its Compounds NCERT Books for Session 2022-2023 CBSE Board and UP Board Long Type Question Questions No: 3

In periodic table Heluim (He) is placed at

5 ml of dilute acid were added to 5 ml of water and the mixture was shaken for one minute. It was observed that-

The about of ethanoic acid resembles with

When sodium bicarbonate is added to test tube containing acetic acid, a colourless is produced with brisk effervence. Identify the gas-

Temporary hardness of water can be removed by use of

pH value of soap solution is

Hardness of water is due presence of salt

The cleaning capacity of soap is maximum in

The functional group present in Propanal is

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