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प्रश्न
Write the full form of IUPAC.
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उत्तर
The full form of IUPAC is International Union of Pure and Applied Chemistry.
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संबंधित प्रश्न
The average atomic mass of a sample of an element X is 16.2 u. What are the percentages of isotopes `""_8^16X" and """_8^18X` in the sample?
ANSWER IN DETAIL
How are isobars different from isotopes ?
Write the names of the elements present in the :-
Sulphuric acid
Write the names of the elements present in the:-
Acetic acid
Fill in the blank:
Atoms are _____
Give the charge and the mass of an electron, proton and neutron present in an atom ?
Fill in the blank
If an atom loses an electron, it acquires ______ a charge.
What is an atom ? How do atoms usually exist ?
Which has more atoms, 50 g of aluminium or 50 g of iron ? Illustrate your answer with the help of calculations.
(Atomic masses : Al = 27 u ; Fe = 25 u)
Draw the diagrams representing the atomic structures of the following: Neon
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
Which element will gain electron?
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
What will be the charge present of the molecule XY after chemical combination?
Select the correct answer to the statement given below:
The basic unit of matter is not capable of independent existence.
A compound containing one atom of carbon and two atoms of oxygen is ______.
In all atoms of an element
You are provided with a fine white coloured powder which is either sugar or salt. How would you identify it without tasting?
Write any two observations which support the fact that atoms are divisible.
An atom of Oxygen (O) and two atoms of hydrogen (H.) combine to form a molecule of ______.
The ______ are combination of atoms of various elements or the same element.
