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?Draw the structural formula of aldehydes from hexanal to decanal. ?Draw the structural formula of Ketones from hexanone to decanone . ? Draw the structural formula of Carboxylic acid from hexanoic acid to decanoic acid. .

Posted by Trupti Toke 4 years, 1 month ago

CBSE > Class 10 > Science

0 answers

ANSWER

practical of chemistry class 10

Posted by Diwakar Kumar Sharma 4 years, 1 month ago

CBSE > Class 10 > Science

1 answers

Abhishek Karhana 4 years, 1 month ago

Ans is Study the rainfall patterns in India from and Atlas. Identify the regions where water is abundant and the regions of water scarcity.

ANSWER

What is Male reproductive system?

Posted by Aditya Gupta 4 years, 1 month ago

CBSE > Class 10 > Science

1 answers

Sneha Kumari 4 years, 1 month ago

Testis

ANSWER

Mention the advantages of a fuse wire

Posted by Vanlalhmangaihi Jathang 4 years, 2 months ago

CBSE > Class 10 > Science

1 answers

Kushagra Bajpai 4 years, 1 month ago

It protect to fire and circet

ANSWER

How many carbon compounds can we form

Posted by Dheer Singh Thakur 4 years, 2 months ago

CBSE > Class 10 > Science

5 answers

Trupti Toke 4 years, 1 month ago

4

Priyanshu Ankoti 4 years, 1 month ago

4

Kushagra Bajpai 4 years, 1 month ago

1m

Kushagra Bajpai 4 years, 1 month ago

4

Amanpal Amanpal 4 years, 2 months ago

4

ANSWER

How many metals and nonmetals?

Posted by Shivangi Pal 4 years, 2 months ago

CBSE > Class 10 > Science

3 answers

Shivam Kumar Gupta 4 years, 1 month ago

93 metals and 18 non- metals and 7 metalloids total 118 elements

Trupti Toke 4 years, 1 month ago

110 Elements

Mahak Khan 4 years, 2 months ago

110 Elements

ANSWER

Why are the compunds formed by carbon stable?

Posted by Anushka Sharma 4 years, 2 months ago

CBSE > Class 10 > Science

1 answers

Shravani Mane 4 years, 1 month ago

Because carbon shares electrons and the octate gets completed

ANSWER

a+b=0

Posted by Mickey Mrg 4 years, 2 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Give the experiment of science term 2 class 10th

Posted by Kumari Kriti 4 years, 2 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Write the major hazard of nuclear power generation

Posted by Kinjal Jain 4 years, 2 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Topic sexual reproduction in animals class 10 one word question answer

Posted by Anita Kashyap 4 years, 2 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Why gold is used make jewellery

Posted by Manoj Kumar S 4 years, 2 months ago

CBSE > Class 10 > Science

5 answers

Sneha Shiny 4 years, 1 month ago

Because it is most ductile and malleable metal. It does not react easily.

Kushagra Bajpai 4 years, 1 month ago

It is most reactive. And siny

Shravani Mane 4 years, 1 month ago

Because it is most ductile and malleable metal

Sumellika Mallika Singh 4 years, 2 months ago

It does not react easily it is most ductile metal

Shubham Soni 4 years, 2 months ago

It does not react easily

ANSWER

What is nuecleus and cytoplasma

Posted by Vicky Kumar 4 years, 2 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Term 2 honge ya nhi honge ????any suggestion ????‽‽¿

Posted by Mohit Chauhan 4 years, 2 months ago

CBSE > Class 10 > Science

5 answers

Sneha Shiny 4 years, 1 month ago

Term 2 honge jldi hi bss intzaar kijiye ?

धर्मेंद्र कुशवाह 4 years, 2 months ago

Ya offcourse

Mohit Chauhan 4 years, 2 months ago

Archi Bisen term is complete

Kiran G 4 years, 2 months ago

A+B square

Archi Bisen 4 years, 2 months ago

Why are u thinking about that focus on term1

ANSWER

How was your science paper guys???

Posted by Mohit Chauhan 4 years, 2 months ago

CBSE > Class 10 > Science

5 answers

Premalata Sahoo 4 years, 2 months ago

Bahat achha gaya sach mee

Saloni Negi 4 years, 2 months ago

Tough

Archi Bisen 4 years, 2 months ago

Tough

Mohit Chauhan 4 years, 2 months ago

Yes

Priya Singh Priya Singh 4 years, 2 months ago

It was little tuff?

ANSWER

What are coxial lens

Posted by Kanika Tanwar 4 years, 2 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

A student while burning a magnesium ribbon in the air collected the product in a wet watch glass . The new product was

Posted by Shibaji Dutta 4 years, 2 months ago

CBSE > Class 10 > Science

5 answers

Dnyan Parekh 4 years, 2 months ago

Magnesium hydroxide

Tl Wizard 4 years, 2 months ago

Magnesium Hydroxide...is correct

Sumit Tiwari 4 years, 2 months ago

Magenesium Oxide with white precipitate

Manohar Paturi 4 years, 2 months ago

Mg(OH)2

Class 10 4 years, 2 months ago

Magnesium Hydroxide is the new product formed

ANSWER

Where can we find the solutions of practical paper ?

Posted by Piyush Kumar 4 years, 2 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Find the focal length of a convex mirror of radius of curvature 1m

Posted by Seerat Wani Seerat Wani 4 years, 2 months ago

CBSE > Class 10 > Science

4 answers

Sneha Kumari 4 years, 1 month ago

0.5

Manohar Paturi 4 years, 2 months ago

O.5 m

Aseem Mahajan 4 years, 2 months ago

0.5 m

Avneet Kaur 4 years, 2 months ago

Exam khatam...nhi chahiye ye q.

ANSWER

Science ka paper kisko kisko tuff laga... reply...

Posted by Avneet Kaur 4 years, 2 months ago

CBSE > Class 10 > Science

5 answers

Priya Singh Priya Singh 4 years, 2 months ago

Me priya

Mohit Chauhan 4 years, 2 months ago

Me avneet Kaur

Arjun Sahani 4 years, 2 months ago

Me

Avneet Kaur 4 years, 2 months ago

Yep

Aseem Mahajan 4 years, 2 months ago

Avneet kaur

ANSWER

Photosynthesis equation is an exothermic reaction or endothermic reaction??

Posted by Moksh Yadav 4 years, 2 months ago

CBSE > Class 10 > Science

5 answers

Sumellika Mallika Singh 4 years, 2 months ago

It is an exothermic reaction

Manohar Paturi 4 years, 2 months ago

Endothermic

Khushbu Shaikh 4 years, 2 months ago

Photosynthesis is considered an endothermic reaction , because during the process of photosynthesis, energy from the sun or sunlight is being absorbed.

Yuvraj Agarwal 4 years, 2 months ago

Endothermic reaction

Aashika Kumawat 4 years, 2 months ago

Endothermic reaction

ANSWER

An aqueous solution of a salt shows an orange red colour when a drop of universal indicator is added to it .This salt is made up of: a.A strong acid and a strong base b.A weak acid and a weak base c.A strong acid and a weak base d.A weak acid and a strong base

Posted by B. Uday 4 years, 2 months ago

CBSE > Class 10 > Science

1 answers

Snowie Bakshi 4 years, 2 months ago

This salt is made up of strong acid and weak base

ANSWER

Which one of the following chemicals is used in soda acid fire extinguishers? a.Sodium chloride b.Sodium acetate c.Sodium hydrogen carbonate d.Ammonium sulphate

Posted by B. Uday 4 years, 2 months ago

CBSE > Class 10 > Science

3 answers

Sia ? 4 years, 2 months ago

Sodium hydrogen carbonate

Dnyan Parekh 4 years, 2 months ago

C

Khushbu Shaikh 4 years, 2 months ago

Sodium bicarbonate or can say sodium hydrogen Carbondate is used as soda acid fire extinguisher

ANSWER

Assertion:Silver salts are used in black and white photography Reason:Silver salts do not decompose in the presence of light

Posted by B. Uday 4 years, 2 months ago

CBSE > Class 10 > Science

2 answers

Sia ? 4 years, 2 months ago

Assertion is correct but the reason is False
Explanation: The mail reason silver salt, Silver Bromide is used in photography is because it decomposes into bromine and metallic silver on light exposure. This is the main property that made it perfect for black and white photography
When AgBr is suspended in a gelatin solution, the AgBr grains create a special emulsion. When this emulsion is exposed to light, AgBr decomposes into silver and bromine and a photographic image is preserved.

Manohar Paturi 4 years, 2 months ago

A is true and R is false

ANSWER

In to days question paper jsk/1 the first question is not specified tha where the glass is hot wet or cold because magnesium react with hot water ...

Posted by Aman Kumar 4 years, 2 months ago

CBSE > Class 10 > Science

0 answers

ANSWER

Respected sir/Madam please send answer key of science exam because from Google we have totally confused sir /Madam so please

Posted by Anshul Binjariya 4 years, 2 months ago

CBSE > Class 10 > Science

1 answers

Aseem Mahajan 4 years, 2 months ago

Check on cbse's official site

ANSWER

Respected sir/mam Today wasy science exam term 1 class 10 and some questions in answers key which is being shared by cbse site were really wrong and same in the case of social science which was held day after science paper so I request you to plz recheck the answer key

Posted by Yashika Yadav 4 years, 2 months ago

CBSE > Class 10 > Science

1 answers

Anshul Binjariya 4 years, 2 months ago

Please send because there was totally confusion in answer key what I have seen in Google so any one have that send fast respected sir /Madam

ANSWER

Select from the following statement which is true for bases. A-Bases are bitter to taste and turn blue litmus to red B- bases have a photo less than 7 C- bases are sour and change red litmus to blue D- bases turn pink when a drop of phenopthalein is added to them

Posted by Aditya Kumar 4 years, 2 months ago

CBSE > Class 10 > Science

4 answers

Aseem Mahajan 4 years, 2 months ago

D

Anshul Binjariya 4 years, 2 months ago

Option d is correct

Aditya Kumar 4 years, 2 months ago

Thanks

Shwêtã Árîc 4 years, 2 months ago

Option D is correct.

ANSWER

Assertion in human heart there is no mixing of oxygenated and deoxygnated of blood Reason vales are present in the heart which allows the movement of blood in one direction Answer

Posted by Anushree Bhandari 4 years, 2 months ago

CBSE > Class 10 > Science

1 answers

Aseem Mahajan 4 years, 2 months ago

B

ANSWER

Assertion: The sky appears dark to passengers flying at very high altitudes. Reason: Scattering of light is not prominent at very high altitudes.

Posted by K. Abhigna 4 years, 2 months ago

CBSE > Class 10 > Science

2 answers

Shivangi Pal 4 years, 2 months ago

C

Aseem Mahajan 4 years, 2 months ago

A

ANSWER

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