Class 11th

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New answer posted

3 months ago

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A
Aadit Singh Uppal

Contributor-Level 10

There exist different types of cancer, some of which have a remedy to be treated and some of which may never have in the near future. Technologies have advanced, the field of Science and biomedical sector have witnessed significant improvements in the previous decades. Many cancers which seemed impossible to be treated years ago have today a reliable cure. So it depends on which type of cancer and which stage of cancer are you specifically talking about.

New answer posted

3 months ago

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A
Aadit Singh Uppal

Contributor-Level 10

Yes. Indeed there are various scientists who are trained to prepare and handle these carcinogens safely in a laboratory. These carcinogens are used to prepare various useful substances such as drugs and medicines so their usage needs to be monitored regularly and handled carefully. The production must comply with legal rules and standards.

New answer posted

3 months ago

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A
alok kumar singh

Contributor-Level 10

Depletion of ozone is due to CF2Cl2

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3 months ago

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alok kumar singh

Contributor-Level 10

Kindly go through the solution

B2 ->s1s2 s*1s2 s2s2 s*2s2 p2p1= p2p1

New answer posted

3 months ago

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A
alok kumar singh

Contributor-Level 10

Correct order of covalent character is

NaI > NaBr > NaCl > NaF

New answer posted

3 months ago

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A
alok kumar singh

Contributor-Level 10

Element/ion

DegH (kJ mol–1)

O

–141

Na

–53

Cl

–349

O–

+780

New answer posted

3 months ago

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A
alok kumar singh

Contributor-Level 10

Kindly go through the solution

 

New answer posted

3 months ago

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S
Swayam Gupta

Contributor-Level 8

To study Hydrocarbons for NEET, you can use the Hydrocarbons Class 11th NCERT solutions PDF.

New answer posted

3 months ago

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A
alok kumar singh

Contributor-Level 10

Kindly go through the solution

 

New answer posted

3 months ago

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S
Swayam Gupta

Contributor-Level 8

Alkanes, Alkenes, Alkynes, and Aromatics hydrocarbons are the four main hydrocarbons.

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