मराठी
तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता १०

Define: Atomicity. - Science

Advertisements
Advertisements

प्रश्न

Define: Atomicity.

एका वाक्यात उत्तर

उत्तर

The number of atoms present in the molecule is called atomicity.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 7: Atoms and Molecules - Evaluation [पृष्ठ १०४]

APPEARS IN

सामाचीर कलवी Science [English] Class 10 SSLC TN Board
पाठ 7 Atoms and Molecules
Evaluation | Q VI. 3. | पृष्ठ १०४

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:

CaCl2


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: 

Hydrogen bromide


Calculate the number of molecules of sulphur (S8) present in 16 g of solid sulphur.


State the term.

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


 Define: Atomic number


Define: Atomic weight :


Write the formulae of the following compounds. Also name the elements present in them.

  1. Water
  2. Ammonia
  3. Methane
  4. Sulphur dioxide
  5. Ethanol

In what form does oxygen gas occur in nature ?


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.


Correct the following statement:

A molecule of sulphur is monoatomic.


Why are the symbols and formulae of substances important?


Give one example of a triatomic molecule


Give one example of a polyatomic molecule.


Give a reason why –

Helium is considered monoatomic, but hydrogen a diatomic molecule.


State the atomicity of the following:

Neon


State the atomicity of the following:

Argon


State true of false. If false, give the correct statement.

NaCl represents one molecule of sodium chloride.


Which of the following is a triatomic molecule?


The Atomicity of phosphorous is ______


Two elements sometimes can form more than one compound.


Derive the relationship between Relative molecular mass and Vapour density.


Write any two classifications of a molecule.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×