English

What Name is Given to this Number ?

Advertisements
Advertisements

Question

What name is given to this number ?

One Line Answer
Short/Brief Note
Advertisements

Solution

The name given to this number is Avogadro’s number.

shaalaa.com
  Is there an error in this question or solution?
Chapter 3: Atoms and Molecules - Very Short Answers [Page 172]

APPEARS IN

Lakhmir Singh Chemistry [English] Class 9
Chapter 3 Atoms and Molecules
Very Short Answers | Q 12.2 | Page 172

RELATED QUESTIONS

The number of electrons in an ion Y2+ is 10. The atomic number of element Y is most likely to be :


What is the numerical value of Avogadro number ?


What name is given to the number 6.022 × 1023 ?


What is the number of molecules in 1.5 moles of ammonia ?


Calculate the number of molecules in 4 g of oxygen.


If 32 g of sulphur has x atoms, then the number of atoms in 32 g of oxygen will be :


If 12 gram of carbon has x atoms, then the number of atoms in 12 grams of magnesium will be :


Which of the following has the maximum number of atoms ?


If one gram of sulphur contains x atoms, calculate the number of atoms in one gram of oxygen element.

(Atomic masses : S = 32 u ; O = 16 u)


How many grams of magnesium will have the same number of atoms as 6 grams of carbon ?
(Mg = 24 u ; C = 12 u )


The mass of one atom of an element X is 2.0 × 10–23 g.

Calculate the atomic mass of element X.

What could element X be ?


Which has more number of atoms?

100g of N2 or 100 g of NH3


A gold sample contains 90% of gold and the rest copper. How many atoms of gold are present in one gram of this sample of gold?


. A sample of ethane (C2H6) gas has the same mass as 1.5 ×1020 molecules of methane (CH4). How many C2H6 molecules does the sample of gas contain?


In the atom of an element X, 6 electrons are present in the outermost shell. If it acquires noble gas configuration by accepting requisite number of electrons, then what would be the charge on the ion so formed?


Helium atom has 2 electrons in its valence shell but its valency is not 2, Explain


An element X has a mass number 4 and atomic number 2. Write the valency of this element?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×