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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा १०

Which of the following is a triatomic molecule?

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प्रश्न

Which of the following is a triatomic molecule?

विकल्प

  • Glucose

  • Helium

  • Carbon dioxide

  • Hydrogen

MCQ
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उत्तर

Carbon dioxide

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अध्याय 7: Atoms and Molecules - Evaluation [पृष्ठ १०२]

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सामाचीर कलवी Science [English] Class 10 SSLC TN Board
अध्याय 7 Atoms and Molecules
Evaluation | Q I. 2. | पृष्ठ १०२

संबंधित प्रश्न

Write down the name of a compound represented by the following formula:

K2SO4


Write down the name of a compound represented by the following formula:

KNO3


Write down the name of a compound represented by the following formula:

CaCO3


Give the name of the element present in the following compound:

Quick lime


Define: Atomic number


 Define: Atomic number


What is the difference between the molecule of an element and the molecule of a compound? Give one example of each.


An element A forms an oxide A2O5.

What is the valency of element A ?


An element X forms the following compounds with hydrogen, carbon and oxygen :

H2X, CX2, XO2, XO3

State the three valencies of element X which are illustrated by these compounds.


Calculate the mass of 3.011 × 1024 atoms of carbon.


Correct the following statement:

A molecule of sulphur is monoatomic.


Explain the term – molecules. Give three examples of atoms of the same element forming a molecule. State the atomicity of the same.


Give one example of a triatomic molecule


State the main points of the contradiction of Dalton’s atomic theory by the Modern Atomic Theory.


Give a reason why –

Ozone is considered triatomic, but phosphorus a tetratomic molecule.


State the atomicity of the following:

Neon


State the atomicity of the following:

Chlorine


State the atomicity of the following:

Argon


State the atomicity of the following:

Sulphur


Which of the following is a short and scientific way of representing one molecule of an element or compound?


Classify the following molecules as the molecules of element or compound

1.  
2.  
3.  
4.  

The Atomicity of phosphorous is ______


Two elements sometimes can form more than one compound.


Give any two examples for heterodiatomic molecules.


Derive the relationship between Relative molecular mass and Vapour density.


Write any two classifications of a molecule.


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