Advertisements
Advertisements
प्रश्न
Name or state the following:
Atoms of the same element differing in mass number
Advertisements
उत्तर
Hydrogen: 11H, 21H, 31H
APPEARS IN
संबंधित प्रश्न
A 0.24 g sample of compound of oxygen and boron was found by analysis to contain 0.096 g of boron and 0.144 g of oxygen. Calculate the percentage composition of the compound by weight.
An ion with mass number 37 possesses one unit of negative charge. If the ion contains 11.1% more neutrons than the electrons, find the symbol of the ion.
How many atoms are present in one gram atomic mass of a substance ?
Define gram atomic mass of a substance. How much is the gram atomic mass of oxygen ?
What is meant by Unified Atomic Mass?
What is meant by atomic mass number?
Define the following form:
Atomic mass number
Choose the correct answer from the option given below.
Modern atomic symbols are based on the method proposed by
Define the term:
Mass number
Explain the following:
An element has atoms with different mass numbers.
Ordinary chlorine gas has two isotopes \[\ce{^35_17Cl}\] and \[\ce{^37_17Cl}\] in the ratio of 3 : 1. Calculate the relative atomic mass of chlorine.
Select the correct answer from the answer in the bracket to complete the sentence.
An element has electronic configuration 2, 8, 1 and 12 neutrons. Its mass no. is ________.
Draw the structure of oxygen and sulphur atoms.
Which of the following has the smallest mass?
Mass of 1 mole of Nitrogen atom is ______
The average atomic mass of hydrogen is ______ amu.
The gram atomic mass of an element has no unit.
Write the different types of isotopes of oxygen and their percentage abundance.
An atom having atomic mass number 13 has 7 neutrons. What is the atomic number of the atom?
