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The combining capacity of an element is called valency. The number of electrons present in the outermost shell of an atom gives its valency .. For example the atom of oxygen has six valence electrons... The valency of oxygen is two The valency of silicon is four ...

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What is the theorm of sulphur oxide

Posted by Vinay Siwach 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Anuj Doshi 7 years, 5 months ago

It is a chemical formula is SO 2 It is toxic gas Burnt match smell Other Names Sulphurorous anhysriease Sulphur (4) Oxide

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What are the limitations of J.J. Thomson's model of the atom?

Posted by Nandan Tiwari 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Mini Aggarwal 7 years, 5 months ago

He could not explain alpha particles scattering experiment.

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What is big ban theory

Posted by Amaan Xaidi 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Yash Sharma 7 years, 5 months ago

Big ban theory is the theory of tow elements known as matter and anti-matter which are collided and explode d and begins the cycle of time, universe and everything else exists.

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vacccination

Posted by Alia Varun 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Tathagat Chavada 7 years, 5 months ago

Vaccination is administration of antigenic material to simulate individual immune system

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Which of the following shows light scattering effect phenomenon ? A) jelly B) cloud C) distilled water D) foam

Posted by Mohit Mahanta 7 years, 5 months ago

CBSE > Class 09 > Science

2 answers

Amit Rawat 7 years, 5 months ago

Clouds

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Sia Joy 7 years, 5 months ago

Foam , cloud and jelly are colloidal solutions

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What is mensturation deeply

Posted by Shivam Kumar Singh 7 years, 5 months ago

CBSE > Class 09 > Science

2 answers

Kunal Nawariya 7 years, 5 months ago

Study for measurements of surfaces is called menstruation

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Khagendra Shrivas 5 years, 11 months ago

Menstruation deeply is

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Which of the following is made up of a large number of ester units 1 Teflon. 2 pvc 3 Bakelite. 4 polyester

Posted by Anushka Verma 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Mandeep Sahoo 7 years, 5 months ago

Polyester

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Why air is called blanket of earth

Posted by Surbhi Khattar 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Dhiraj Rai 7 years, 5 months ago

Air is called the blanket of course because just like the blankets it covers the earth atmosphere which help in tracking the heat of Sun

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How many megapixels have our eye?

Posted by Yash Boora 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Mandeep Sahoo 7 years, 5 months ago

There are 576megapixel in our eyes

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Why blood is called connective tissue? it is a liquid also not connected by anything

Posted by Abhijeet Kharche 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Dhiraj Rai 7 years, 5 months ago

Blood is called connective tissue because blood goes in every part of our body to supply energy and we can say that it connects the body through liquid or itself so we can say that it is a connective tissue yes blood is composed of composed of cells like RBC WBC

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Any body from BCS

Posted by Abhijeet Kharche 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Abhijeet Kharche 7 years, 5 months ago

Sorry dont answer

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properties papapalelogran

Posted by Abhijeet Kharche 7 years, 5 months ago

CBSE > Class 09 > Science

4 answers

Kakul Kshatriya 7 years, 5 months ago

Opposite sides are parallel. Digonals bisect each other. Opposite sides are equal.

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Yash Gupta 7 years, 5 months ago

Sorry. Opp.sides are equal

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Yash Gupta 7 years, 5 months ago

Diagonals are equal

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Abhijeet Kharche 7 years, 5 months ago

paper tomorrow please help

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-9ui[0-][pl[08yp98uhy

Posted by Abhijeet Kharche 7 years, 5 months ago

CBSE > Class 09 > Science

0 answers

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What is relative atomic mass and relative moceluar mass

Posted by Anish Raj 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Mandeep Sahoo 7 years, 5 months ago

Rmm is the sum of the atomic mass of atoms inthe molecules and ram the sum of atomic mass if atoms in the empirical formula

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Why blood is called a connective tissue?

Posted by Abhijeet Kharche 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Anubhav Shukla 7 years, 5 months ago

Blood is called the connective tissue because it takes oxygen and transform to other body parts as it connects all the body parts

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How are plants different from animals

Posted by Pooja Bansal 7 years, 5 months ago

CBSE > Class 09 > Science

2 answers

Pooja Bansal 7 years, 5 months ago

Thank u

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Kanithi Dhanish 7 years, 5 months ago

Plants contain a green pigment in their cells called chlorophyll whereas Animals cannot. Plants cannot move from one place to another whereas animals can move. Plants are autotrophs whereas animals are heterotrophs. These are few differences between plants and animals.

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Is wormholes are real?

Posted by Yash Sharma 7 years, 5 months ago

CBSE > Class 09 > Science

0 answers

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What are weeds ? Give any two examples of weeds

Posted by Rukhsana Saifi 7 years, 5 months ago

CBSE > Class 09 > Science

1 answers

Priya Arun 7 years, 5 months ago

Weeds are unwanted plants which compete with crops for nutrients,space, light. Examples:-- Amaranth – ("pigweed") annual with copious long-lasting seeds, also a highly edible and resilient food source. Bermuda grass – perennial, spreading by runners, rhizomes and seeds. Bindweed.

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How is centrifugal force different from centripetal force

Posted by Aditya Vardhan 7 years, 5 months ago

CBSE > Class 09 > Science