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Question
Name the sub-atomic particles.
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Solution
Proton, Electron, Neutrons.
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RELATED QUESTIONS
MATCH THE COLUMNAS
| 1. Jpham Dalton | a. Neutrons |
| 2. Atom | b. Model of the atom |
| 3. Chadwick | c.The atomic theory of matter |
| 4. Rutherfrod | d. Positively charged |
| 5. Protons | e. Electricity neutral |
| 6. Nuclear fusion | f. Generator of electricity |
| 7.Gamma -rays | g. High penetrating power |
| h.Energy in sun |
TRUE \ FALSE
Elements having a tendency to accept electrons are called metals
ANSWER IN DETAIL
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Ammonia
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An atom of an element X may be written as `""_9^4"X"`
(a) What does the figure 9 indicate?
(b) What does the figure 4 indicate?
(c) What is the number of protons in atom X?
(d) What is the number of neutrons in atom X?
(e) What is the number of electrons in atom X?
(f) How many electrons are there in the outermost shell of an atom of element X?
(g) Write the symbol of ion formed by an atom of element X.
What is the contribution of the following in atomic structure?
Maharshi Kanada
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Which element will lose electron?
The electronic structure [configuration] of fluorine can be written as 2, 7. In a similar way give the electronic configuration of phosphorus
Rewrite the given sentence in correct form.
Elements contain two or more kind of atoms and compounds contain only one kind of atom.
K: Potassium:: C: ______.
In all atoms of an element
______ is the smallest particle of an element.
Atoms of one element can be transmuted into atoms of other elements by ______
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(i) Law of conservation of mass
(ii) Law of constant composition
(iii) Law of radioactivity
(iv) Law of multiple proportions
The most abundant type of atom is the universe is ______.
______ is a substance that is made up of three oxygen atoms chemically combined.
