Answer:
0, l is n-1 always, ml is l to -l
Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on.
The true answer of covalent compounds is: c. they have low melting and boiling points.
covalent compounds is form of two or more nonmetal atoms bond by sharing valence electrons.
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Answer:
no correct answer please mention other answers.
wavelength=30000000/frequency
Answer:
(C) A metal rail rusting Is an example of chemical change.
Explanation:
When a chemical change takes a place a new substance is formed.
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