Tiwari Academy Discussion

Eniya kapoor

Asked: October 19, 2020In: Class 10

You are given a hammer, a battery, a bulb, wires and a switch.

NCERT Solution for Class 10 Science Chapter 3 Metals and Non-metals NCERT Book Session-2022-2023 Exercises Questions Answers Page No-56 Questions No-5 You are given a hammer, a battery, a bulb, wires and a switch. (a) How could you use them to ...

Eniya kapoor

Asked: October 19, 2020In: Class 10

What are amphoteric oxides? Give two examples of amphoteric oxides.

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-20 Questions No-6

Eniya kapoor

Asked: October 19, 2020In: Class 10

Name two metals which will displace hydrogen from dilute acids, and two metals which will not.

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-20 Questions No-7

Eniya kapoor

Asked: October 19, 2020In: Class 10

In the electrolytic refining of a metal M, what would you take as the anode, the cathode and the electrolyte?

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-20 Questions No-8

Eniya kapoor

Asked: October 19, 2020In: Class 10

Pratyush took sulphur powder on a spatula and heated it. He collected the gas evolved by inverting a test tube over it, as shown in figure below.

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-20 Questions No-9 Pratyush took sulphur powder on a spatula and heated it. He collected the gas evolved by inverting a test tube ...

Eniya kapoor

Asked: October 19, 2020In: Class 10

State two ways to prevent the rusting of iron.

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-20 Questions No-10

Eniya kapoor

Asked: October 19, 2020In: Class 10

State two ways to prevent the rusting of iron.

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-21 Questions No-10

Eniya kapoor

Asked: October 19, 2020In: Class 10

What type of oxides are formed when non-metals combine with oxygen?

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-21 Questions No-11

Poll

Eniya kapoor

Asked: October 19, 2020In: Class 10

Give reasons

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-21 Questions No- 12

Eniya kapoor

Asked: October 19, 2020In: Class 10

You must have seen tarnished copper vessels being cleaned with lemon or tamarind juice. Explain why these sour substances are effective in cleaning the vessels.

NCERT Solution for Class Tenth Science Chapter 3 Metals and Non-metals CBSE NCERT Book Session-2022-2023 Exercises Questions Page No-21 Questions No-13

You are given a hammer, a battery, a bulb, wires and a switch.

What are amphoteric oxides? Give two examples of amphoteric oxides.

Name two metals which will displace hydrogen from dilute acids, and two metals which will not.

In the electrolytic refining of a metal M, what would you take as the anode, the cathode and the electrolyte?

Pratyush took sulphur powder on a spatula and heated it. He collected the gas evolved by inverting a test tube over it, as shown in figure below.

State two ways to prevent the rusting of iron.

State two ways to prevent the rusting of iron.

What type of oxides are formed when non-metals combine with oxygen?

Give reasons

You must have seen tarnished copper vessels being cleaned with lemon or tamarind juice. Explain why these sour substances are effective in cleaning the vessels.

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