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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा १०

Give any two examples for heterodiatomic molecules. - Science

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प्रश्न

Give any two examples for heterodiatomic molecules.

टिप्पणी लिखिए

उत्तर

Heterodiatomic molecules.
e.g.,

  • HCl
  • NaCl
  • CO
  • HBr
  • HF.
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अध्याय 7: Atoms and Molecules - Evaluation [पृष्ठ १०४]

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सामाचीर कलवी Science [English] Class 10 SSLC TN Board
अध्याय 7 Atoms and Molecules
Evaluation | Q VI. 4. | पृष्ठ १०४

संबंधित प्रश्न

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

Al2(SO4)3


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:

CaCO3


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

Baking powder


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

Potassium sulphate


State the term.

The number of atoms present in a molecule of an element _________


 Define: Atomic number


Define: Mass number : 


What is the atomicity of the following ?

  1. Oxygen
  2. Ozone
  3. Neon
  4. Sulphur
  5. Phosphorus
  6. Sodium

What do the following denote ?

  1. N
  2. 2N
  3. N2
  4. 2N2

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


The cation of an element has :


An element A forms an oxide A2O5.

What is the valency of element A ?


Calculate the mass of 3.011 × 1024 atoms of carbon.


Why are the symbols and formulae of substances important?


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 polyatomic molecule.


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


State the atomicity of the following:

Neon


State the atomicity of the following:

Chlorine


State the atomicity of the following:

Sulphur


Define: Atomicity.


Which of the following contains maximum number of molecules?


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