Topper's Solved these Questions
SOME BASIC CONCEPTS OF CHEMISTRY
CHHAYA PUBLICATION|Exercise QUESTION ANSWER ZONE FOR BOARD EXAMINATION (VERY SHORT ANSWER TYPE)|15 VideosSOME BASIC CONCEPTS OF CHEMISTRY
CHHAYA PUBLICATION|Exercise QUESTION ANSWER ZONE FOR BOARD EXAMINATION (SHORT ANSWER TYPE)|16 VideosSOME BASIC CONCEPTS OF CHEMISTRY
CHHAYA PUBLICATION|Exercise PRACTICE SET|13 Videoss-BLOCK ELEMENTS
CHHAYA PUBLICATION|Exercise PRACTICE SET|16 VideosSTATES OF MATTER : GASES AND LIQUIDS
CHHAYA PUBLICATION|Exercise PRACTICE SET|10 Videos
Similar Questions
Explore conceptually related problems
CHHAYA PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY-WARM UP EXERCISE
- Mention actual mass of a ""^(12)C-atom.
Text Solution
|
- Mention the mass of ""^(14)N-atom in amu.
Text Solution
|
- Atomic mass o an element should properly be called average atomic mass...
Text Solution
|
- What do you mean by 'the mass of an H-atom is 1.008 amu'. Calculate th...
Text Solution
|
- Distinguish between actual mass and atomic mass.
Text Solution
|
- Why are the atomic masses generally fractional?
Text Solution
|
- The element, boron has two isotopes (""^(10)B and ""^(11)B). Calculate...
Text Solution
|
- What is the magnitude of 1 amu?
Text Solution
|
- Calculate the number of gram-atom present in 2.1g of nitrogne and 0.23...
Text Solution
|
- Define molecular mass according to modern scale.
Text Solution
|
- The molecular mass of sodium chloride is 58.5'. Comment on this statem...
Text Solution
|
- Give an example of a tetra-atomic element and calculate its molecular ...
Text Solution
|
- Define formula mass.
Text Solution
|
- Molecular mass and formula mass are not always synonymous-explain.
Text Solution
|
- 1g mole oxygen=2 gram-atom oxygen'-justify.
Text Solution
|
- which one is the volume of 2.8g of ethylene gas at STP? (i) 2.24 L ...
Text Solution
|
- Which one is the volume of 1g of oxygen gas at STP? (i) 0.7 L (ii)...
Text Solution
|
- Is the statement correct or incorrect- 35.5g of chlorine contains 6.02...
Text Solution
|
- Calculate the number of molecules in 0.52g of acetylene.
Text Solution
|
- Find the number of molecules in 1 millimole of CO(2).
Text Solution
|