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प्रश्न
Write the names of the elements present in the:-
Acetic acid
उत्तर
Acetic acid : Carbon, hydrogen, oxygen.
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संबंधित प्रश्न
TRUE \ FALSE
Elements having a tendency to accept electrons are called metals
TRUE \ FALSE
Cathode rays are a stream of fast moving particles that travel in random directions.
WRITE SHORT ANSWER
Define an ionic compound.
Write the names of the elements present in the:-
Ammonia
What are orbits or shells ?
What is the maximum number of electrons present in:
1. first shell
2. second shell
3. third shell and
4. fourth shell
Name three non-metals/radicals which have valency -1, -2, and -3.
Give two examples for each of ionic and covalent bond.
State Dalton’s atomic theory.
Fill in the blank
If an atom loses an electron, it acquires ______ a charge.
Write the full form of IUPAC.
Define the following term:
Atom
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
Which element will lose electron?
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
Which will form positive ion?
A radical take part – unsplit in a chemical reaction and retains its identity in reactions.
With reference to the radical –
- ammonium
- bisulphate
- carbonate
state the group of atoms present in each radical.
Rewrite the given sentence in correct form.
Elements contain two or more kind of atoms and compounds contain only one kind of atom.
Atoms of one element can be transmuted into atoms of other elements by ______
The most abundant type of atom is the universe is ______.
Atoms have a radius of the order ______.
