Tiwari Academy Discussion

Asked: December 20, 2020In: Class 10 Science

When ethanoic acid reacts with sodium hydrogen carbonate, the salt ‘X’ is formed and gas ‘Y’ is evolved. (a) identify ‘X’ and ‘Y’ (b) Write the chemical equation for above reaction. (c) Describe a test to identify the gas ‘Y’ evolved.

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: 2

Chemistry Solution Teacher

Asked: December 20, 2020In: Class 10 Science

(a) Why are most of carbon compounds poor conductor of electricity. (b) Write the name and structure of salucated compound in which carbon alone arrange in a ring. Give the number of single bonds present in this compound.

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 Short Type Question Questions No: 23

Rahul Singh

Asked: December 20, 2020In: Class 10 Maths

Find the LCM and HCF of the following integers by applying the prime factorization method. 8, 9 and 25

NCERT Solutions for Class 10 Maths Chapter 1 Important NCERT Questions Real Numbers NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 1.2 Page No:11 Questions No:3 Part-3

Varun Chakravarthy

Asked: December 20, 2020In: Class 10 Maths

Use Euclid’s division algorithm to find the HCF of : 196 and 38220.

NCERT Solutions for Class 10 Maths Chapter 1 Important NCERT Questions Real Numbers NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 1.1 Page No:7 Questions No:1 Part:2

Narendra Tomar

Asked: December 20, 2020In: Class 10 Maths

If the polynomial x⁴ – 6x³ + 16x² – 25x + 10 is divided by another polynomial x² – 2x + k, the remainder comes out to be x + a, find k and a.

NCERT Solutions for Class 10 Maths Chapter 2 Important NCERT Questions Polynomials NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 2.4 Page No:37 Questions No:5

parveen sultana

Asked: December 20, 2020In: Class 10 Maths

Obtain all other zeroes of 3x⁴ + 6x³ – 2x² – 10x – 5, if two of its zeroes are √(5/3) and – √(5/3).

NCERT Solutions for Class 10 Maths Chapter 2 Important NCERT Questions Polynomials NCERT Books for Session 2022-2023 CBSE Board and UP Board Others state Board EXERCISE 2.3 Page No:36 Questions No: 3

Biology Masters

Asked: December 20, 2020In: Class 10 Science

What is emulsification?

NCERT Solutions for Class 10 Science Chapter 6 Important Board Questions Life Processes NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Questions Questions No: 16

Biology Masters

Asked: December 20, 2020In: Class 10 Science

Name the tissue that transport water and minerals in plants.

NCERT Solutions for Class 10 Science Chapter 6 Important Board Questions Life Processes NCERT Books for Session 2022-2023 CBSE Board and UP Board Very Short Questions Questions No: 14

Chemistry 10 Sir

Asked: December 20, 2020In: Class 10 Science

What was the need for classification of elements?

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 Very Short Question Questions No: 10

Chemistry 10 Sir

Asked: December 20, 2020In: Class 10 Science

Write down two drawbacks of Newland’s law of octaves.

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 Very Short Question Questions No: 9

When ethanoic acid reacts with sodium hydrogen carbonate, the salt ‘X’ is formed and gas ‘Y’ is evolved. (a) identify ‘X’ and ‘Y’ (b) Write the chemical equation for above reaction. (c) Describe a test to identify the gas ‘Y’ evolved.

(a) Why are most of carbon compounds poor conductor of electricity. (b) Write the name and structure of salucated compound in which carbon alone arrange in a ring. Give the number of single bonds present in this compound.

Find the LCM and HCF of the following integers by applying the prime factorization method. 8, 9 and 25

Use Euclid’s division algorithm to find the HCF of : 196 and 38220.

If the polynomial x⁴ – 6x³ + 16x² – 25x + 10 is divided by another polynomial x² – 2x + k, the remainder comes out to be x + a, find k and a.

Obtain all other zeroes of 3x⁴ + 6x³ – 2x² – 10x – 5, if two of its zeroes are √(5/3) and – √(5/3).

What is emulsification?

Name the tissue that transport water and minerals in plants.

What was the need for classification of elements?

Write down two drawbacks of Newland’s law of octaves.

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