Advertisements
Advertisements
Question
Write the names of `("NH"_4)_2"SO"_4` compounds:
Advertisements
Solution
`("NH"_4)_2"SO"_4` - Ammonium sulphate
APPEARS IN
RELATED QUESTIONS
Tick the most appropriate answer.
Who discovered that radioactive rays are given out by uranium?
- Henri Becquerel
- Marie Curie
- Pierre Curie
- Schmidt
TRUE \ FALSE
Elements combine in definite proportions to form compounds.
Write the names of the elements present in the :-
Sulphuric acid
Write the names of the elements present in the:-
Glucose
Write the names of `"Ca"("NO"_3)_2` compounds :
Define: Relative atomic mass
What is the maximum number of electrons present in:
1. first shell
2. second shell
3. third shell and
4. fourth shell
Write electronic configuration of oxygen, fluorine, sodium, silicon, argon.
Who originated the word ‘atom’ ?
What does the word ‘atom’ mean?
State Dalton’s atomic theory.
Name the particle or particles you would expect to find in :
The nucleus of an atom
Write the relation between nanometre and metre.
Dalton's atomic theory says that atoms are indivisible. Is this statement still valid ? Give reasons for your answer.
What is an atom ? How do atoms usually exist ?
For the symbols H, D and T, write the subatomic particles (protons, neutrons and electrons) found in each one of them.
State the meaning of the term – (a) atom, (b) molecule, (c) radical – with a suitable example.
The most abundant type of atom is the universe is ______.
What are the 3 most abundant atoms on the earth?
