Tiwari Academy Discussion

Asked: December 16, 2020In: Class 10 Science

A compound which is prepared by gypsum has the property of hardening when mixed with water Identify and write its chemical formula. Write the chemical equation for preparation and mention any one use of it?

NCERT Solutions for Class 10 Science Chapter 2 Important Board Questions Acids, Bases and Salts NCERT Books for Session 2022-2023 CBSE Board and UP Board Three Marks Questions Questions No: 21

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Asked: December 16, 2020In: Class 10 Science

The pH of salt used to make tasty and crispy pakoras is 14. identify and write the chemical equation for its formation list its two uses.

NCERT Solutions for Class 10 Science Chapter 2 Important Board Questions Acids, Bases and Salts NCERT Books for Session 2022-2023 CBSE Board and UP Board Three Marks Questions Questions No: 20

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Asked: December 16, 2020In: Class 10 Science

A metal compound ‘A’ reacts with dil H₂SO4 to produce a gas which extinguisher a Burning candle. Identify compound ‘A’ and gas produces. Write a balanced chemical equation for the reaction if one of compound formed is sodium sulphate.

NCERT Solutions for Class 10 Science Chapter 2 Important Board Questions Acids, Bases and Salts NCERT Books for Session 2022-2023 CBSE Board and UP Board Three Marks Questions Questions No: 19

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Asked: December 16, 2020In: Class 10 Science

What is pH scale? What is pH value of salt formed by a (a) Weak acid and weak base? (b) Strong acid and strong base?

NCERT Solutions for Class 10 Science Chapter 2 Important Board Questions Acids, Bases and Salts NCERT Books for Session 2022-2023 CBSE Board and UP Board Three Marks Questions Questions No: 18

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Asked: December 16, 2020In: Class 10 Science

Why metallic oxides are called basic oxides and non-metallic oxides are called acidic oxides?

NCERT Solutions for Class 10 Science Chapter 2 Important Board Questions Acids, Bases and Salts NCERT Books for Session 2022-2023 CBSE Board and UP Board Three Marks Questions Questions No: 17

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Asked: December 16, 2020In: Class 10 Science

What happens when calcium carbonate is made to react with hydrochloric acid? Give the equation of reaction.

NCERT Solutions for Class 10 Science Chapter 2 Important Board Questions Acids, Bases and Salts NCERT Books for Session 2022-2023 CBSE Board and UP Board Three Marks Questions Questions No: 16

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Asked: December 16, 2020In: Class 10 Science

Write the name and formula of three hydrated salts.

NCERT Solutions for Class 10 Science Chapter 2 Important Board Questions Acids, Bases and Salts NCERT Books for Session 2022-2023 CBSE Board and UP Board Three Marks Questions Questions No: 15

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Asked: December 16, 2020In: Class 10 Science

Statement 1: Metals are sonorous. Statement 2: Steel is an alloy.

NCERT Solutions for Class 10 Science Chapter 3 Important Board Questions Metals and Non-Metals NCERT Books for Session 2022-2023 CBSE Board and UP Board MCQ’s Tick Questions No: 19

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Asked: December 16, 2020In: Class 10 Science

Statement 1. Metals oxides are basic in nature. Statement 2. Metal oxides turn red litmus paper into blue.

NCERT Solutions for Class 10 Science Chapter 3 Important Board Questions Metals and Non-Metals NCERT Books for Session 2022-2023 CBSE Board and UP Board MCQ’s Tick Questions No: 18

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Asked: December 16, 2020In: Class 10 Science

Alluminium strip is dipped in FeSO solution and change that is 4 observed is-

NCERT Solutions for Class 10 Science Chapter 3 Important Board Questions Metals and Non-Metals NCERT Books for Session 2022-2023 CBSE Board and UP Board MCQ’s Tick Questions No: 4

A compound which is prepared by gypsum has the property of hardening when mixed with water Identify and write its chemical formula. Write the chemical equation for preparation and mention any one use of it?

The pH of salt used to make tasty and crispy pakoras is 14. identify and write the chemical equation for its formation list its two uses.

A metal compound ‘A’ reacts with dil H₂SO4 to produce a gas which extinguisher a Burning candle. Identify compound ‘A’ and gas produces. Write a balanced chemical equation for the reaction if one of compound formed is sodium sulphate.

What is pH scale? What is pH value of salt formed by a (a) Weak acid and weak base? (b) Strong acid and strong base?

Why metallic oxides are called basic oxides and non-metallic oxides are called acidic oxides?

What happens when calcium carbonate is made to react with hydrochloric acid? Give the equation of reaction.

Write the name and formula of three hydrated salts.

Statement 1: Metals are sonorous. Statement 2: Steel is an alloy.

Statement 1. Metals oxides are basic in nature. Statement 2. Metal oxides turn red litmus paper into blue.

Alluminium strip is dipped in FeSO solution and change that is 4 observed is-

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