Tiwari Academy Discussion

Eniya kapoor

Asked: October 19, 2020In: Class 10

Differentiate between metal and non-metal on the basis of their chemical properties.

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-14

Eniya kapoor

Asked: October 19, 2020In: Class 10

A man went door to door posing as a goldsmith. He promised to bring back the glitter of old and dull gold ornaments. An unsuspecting lady gave a set of gold bangles to him which he dipped in a particular solution. The bangles sparkled like new but their weight was reduced drastically. The lady was upset but after a futile argument the man beat a hasty retreat. Can you play the detective to find out the nature of the solution he had used?

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-15

Eniya kapoor

Asked: October 19, 2020In: Class 10

Give reasons why copper is used to make hot water tanks and not steel (an alloy 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-

Daksh arya

Asked: October 19, 2020In: Class 10

What would be the electron dot structure of carbon dioxide which has the formula CO2?

NCERT Solution for Class Tenth Science Chapter 4 Carbon and its Compounds CBSE NCERT Book Session-2022-2023 Intext Questions Page No-4 Questions No-1

Daksh arya

Asked: October 19, 2020In: Class 10

What would be the electron dot structure of a molecule of sulphur which is made up of eight atoms of sulphur? (Hint – The eight atoms of sulphur are joined together in the form of a ring.)

NCERT Solution for Class Tenth Science Chapter 4 Carbon and its Compounds CBSE NCERT Book Session-2022-2023 Intext Questions Page No-4 Questions No-2

Daksh arya

Asked: October 19, 2020In: Class 10

How many structural isomers can you draw for pentane?

NCERT Solution for Class Tenth Science Chapter 4 Carbon and its Compounds CBSE NCERT Book Session-2022-2023 Intext Questions Page No-11 Questions No-1

Daksh arya

Asked: October 19, 2020In: Class 10

What are the two properties of carbon which lead to the huge number of carbon compounds we see around us?

NCERT Solution for Class Tenth Science Chapter 4 Carbon and its Compounds CBSE NCERT Book Session-2022-2023 Intext Questions Page No-11 Questions No-2

Daksh arya

Asked: October 19, 2020In: Class 10

What will be the formula and electron dot structure of cyclopentane?

NCERT Solution for Class Tenth Science Chapter 4 Carbon and its Compounds CBSE NCERT Book Session-2022-2023 Intext Questions Page No-11 Questions No-3

Daksh arya

Asked: October 19, 2020In: Class 10

Draw the structures for the following compounds

NCERT Solution for Class Tenth Science Chapter 4 Carbon and its Compounds CBSE NCERT Book Session-2022-2023 Intext Questions Page No-12 Questions No-4 (i) Ethanoic acid (ii) Bromopentane* (iii) Butanone (iv) Hexanal. *Are structural isomers possible for bromopentane?

Daksh arya

Asked: October 19, 2020In: Class 10

Why is the conversion of ethanol to ethanoic acid an oxidation reaction?

NCERT Solution for Class Tenth Science Chapter 4 Carbon and its Compounds CBSE NCERT Book Session-2022-2023 Intext Questions Page No-14 Questions No-1

Differentiate between metal and non-metal on the basis of their chemical properties.

Give reasons why copper is used to make hot water tanks and not steel (an alloy of iron).

What would be the electron dot structure of carbon dioxide which has the formula CO2?

What would be the electron dot structure of a molecule of sulphur which is made up of eight atoms of sulphur? (Hint – The eight atoms of sulphur are joined together in the form of a ring.)

How many structural isomers can you draw for pentane?

What are the two properties of carbon which lead to the huge number of carbon compounds we see around us?

What will be the formula and electron dot structure of cyclopentane?

Draw the structures for the following compounds

Why is the conversion of ethanol to ethanoic acid an oxidation reaction?

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